diff --git a/ChangeLog b/ChangeLog
index ebba49a..6199c78 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+1.1.2:
+ * Fixed compatibility with GLM 0.9.9.0.
+
 1.1.0:
  * Fixed rendering of FreeMonoBold with FreeType2 2.8 by disabling hinting.
  * Updated fonts.
diff --git a/INSTALL b/INSTALL
index 2a5c556..ba2540b 100644
--- a/INSTALL
+++ b/INSTALL
@@ -17,7 +17,6 @@ Logstalgia requires the following libraries to compile (package names may vary):
     PCRE (libpcre3-dev)
     Freetype 2 (libfreetype6-dev)
     GLEW (libglew-dev)
-    GLM >= 0.9.3 (libglm-dev)
     Boost >= 1.46 (libboost-dev)
     PNG >= 1.2 (libpng12-dev)
 
@@ -53,6 +52,12 @@ Logstalgia expects SDL to have been built with the NO_STDIO_REDIRECT flag.
 
 By default Logstalgia will install some GNU FreeFont TTF Fonts on your system.
 
+Gource includes a copy of the GLM header-only library due to backwards
+incompatible changes in the version most recently packaged by Debian.
+To build against the system version of GLM use:
+
+    ./configure --with-glm
+
 If you already have these fonts installed, you can configure Logstalgia to use
 these instead:
 
diff --git a/README b/README
index b313c78..659968f 100644
--- a/README
+++ b/README
@@ -163,7 +163,7 @@ options:
 
     --sync  Read from STDIN, ignoring entries before the current time.
 
-    --from, --to 'YYYY-MM-DD hh:mm:ss +tz'
+    --from, --to "YYYY-MM-DD hh:mm:ss +tz"
             Show entries from a specific time period.
 
             If a time zone offset isn't specified the local time zone is used.
@@ -217,7 +217,7 @@ options:
             Intensity of the glow.
 
     -o, --output-ppm-stream FILE
-            Write frames as PPM to a file (?-? for STDOUT).
+            Write frames as PPM to a file ('-' for STDOUT).
 
     -r, --output-framerate FPS
             Framerate of output (used with --output-ppm-stream).
diff --git a/build-aux/config.guess b/build-aux/config.guess
index 2e9ad7f..f50dcdb 100755
--- a/build-aux/config.guess
+++ b/build-aux/config.guess
@@ -1,8 +1,8 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright 1992-2016 Free Software Foundation, Inc.
+#   Copyright 1992-2018 Free Software Foundation, Inc.
 
-timestamp='2016-10-02'
+timestamp='2018-02-24'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -15,7 +15,7 @@ timestamp='2016-10-02'
 # General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# along with this program; if not, see <https://www.gnu.org/licenses/>.
 #
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
@@ -27,7 +27,7 @@ timestamp='2016-10-02'
 # Originally written by Per Bothner; maintained since 2000 by Ben Elliston.
 #
 # You can get the latest version of this script from:
-# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess
+# https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess
 #
 # Please send patches to <config-patches@gnu.org>.
 
@@ -39,7 +39,7 @@ Usage: $0 [OPTION]
 
 Output the configuration name of the system \`$me' is run on.
 
-Operation modes:
+Options:
   -h, --help         print this help, then exit
   -t, --time-stamp   print date of last modification, then exit
   -v, --version      print version number, then exit
@@ -50,7 +50,7 @@ version="\
 GNU config.guess ($timestamp)
 
 Originally written by Per Bothner.
-Copyright 1992-2016 Free Software Foundation, Inc.
+Copyright 1992-2018 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
@@ -107,9 +107,9 @@ trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ;
 dummy=$tmp/dummy ;
 tmpfiles="$dummy.c $dummy.o $dummy.rel $dummy" ;
 case $CC_FOR_BUILD,$HOST_CC,$CC in
- ,,)    echo "int x;" > $dummy.c ;
+ ,,)    echo "int x;" > "$dummy.c" ;
 	for c in cc gcc c89 c99 ; do
-	  if ($c -c -o $dummy.o $dummy.c) >/dev/null 2>&1 ; then
+	  if ($c -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then
 	     CC_FOR_BUILD="$c"; break ;
 	  fi ;
 	done ;
@@ -132,14 +132,14 @@ UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
 UNAME_SYSTEM=`(uname -s) 2>/dev/null`  || UNAME_SYSTEM=unknown
 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
 
-case "${UNAME_SYSTEM}" in
+case "$UNAME_SYSTEM" in
 Linux|GNU|GNU/*)
 	# If the system lacks a compiler, then just pick glibc.
 	# We could probably try harder.
 	LIBC=gnu
 
-	eval $set_cc_for_build
-	cat <<-EOF > $dummy.c
+	eval "$set_cc_for_build"
+	cat <<-EOF > "$dummy.c"
 	#include <features.h>
 	#if defined(__UCLIBC__)
 	LIBC=uclibc
@@ -149,13 +149,20 @@ Linux|GNU|GNU/*)
 	LIBC=gnu
 	#endif
 	EOF
-	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
+	eval "`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`"
+
+	# If ldd exists, use it to detect musl libc.
+	if command -v ldd >/dev/null && \
+		ldd --version 2>&1 | grep -q ^musl
+	then
+	    LIBC=musl
+	fi
 	;;
 esac
 
 # Note: order is significant - the case branches are not exclusive.
 
-case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
+case "$UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION" in
     *:NetBSD:*:*)
 	# NetBSD (nbsd) targets should (where applicable) match one or
 	# more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*,
@@ -169,30 +176,30 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	# portion of the name.  We always set it to "unknown".
 	sysctl="sysctl -n hw.machine_arch"
 	UNAME_MACHINE_ARCH=`(uname -p 2>/dev/null || \
-	    /sbin/$sysctl 2>/dev/null || \
-	    /usr/sbin/$sysctl 2>/dev/null || \
+	    "/sbin/$sysctl" 2>/dev/null || \
+	    "/usr/sbin/$sysctl" 2>/dev/null || \
 	    echo unknown)`
-	case "${UNAME_MACHINE_ARCH}" in
+	case "$UNAME_MACHINE_ARCH" in
 	    armeb) machine=armeb-unknown ;;
 	    arm*) machine=arm-unknown ;;
 	    sh3el) machine=shl-unknown ;;
 	    sh3eb) machine=sh-unknown ;;
 	    sh5el) machine=sh5le-unknown ;;
 	    earmv*)
-		arch=`echo ${UNAME_MACHINE_ARCH} | sed -e 's,^e\(armv[0-9]\).*$,\1,'`
-		endian=`echo ${UNAME_MACHINE_ARCH} | sed -ne 's,^.*\(eb\)$,\1,p'`
-		machine=${arch}${endian}-unknown
+		arch=`echo "$UNAME_MACHINE_ARCH" | sed -e 's,^e\(armv[0-9]\).*$,\1,'`
+		endian=`echo "$UNAME_MACHINE_ARCH" | sed -ne 's,^.*\(eb\)$,\1,p'`
+		machine="${arch}${endian}"-unknown
 		;;
-	    *) machine=${UNAME_MACHINE_ARCH}-unknown ;;
+	    *) machine="$UNAME_MACHINE_ARCH"-unknown ;;
 	esac
 	# The Operating System including object format, if it has switched
 	# to ELF recently (or will in the future) and ABI.
-	case "${UNAME_MACHINE_ARCH}" in
+	case "$UNAME_MACHINE_ARCH" in
 	    earm*)
 		os=netbsdelf
 		;;
 	    arm*|i386|m68k|ns32k|sh3*|sparc|vax)
-		eval $set_cc_for_build
+		eval "$set_cc_for_build"
 		if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
 			| grep -q __ELF__
 		then
@@ -208,10 +215,10 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 		;;
 	esac
 	# Determine ABI tags.
-	case "${UNAME_MACHINE_ARCH}" in
+	case "$UNAME_MACHINE_ARCH" in
 	    earm*)
 		expr='s/^earmv[0-9]/-eabi/;s/eb$//'
-		abi=`echo ${UNAME_MACHINE_ARCH} | sed -e "$expr"`
+		abi=`echo "$UNAME_MACHINE_ARCH" | sed -e "$expr"`
 		;;
 	esac
 	# The OS release
@@ -219,46 +226,55 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	# thus, need a distinct triplet. However, they do not need
 	# kernel version information, so it can be replaced with a
 	# suitable tag, in the style of linux-gnu.
-	case "${UNAME_VERSION}" in
+	case "$UNAME_VERSION" in
 	    Debian*)
 		release='-gnu'
 		;;
 	    *)
-		release=`echo ${UNAME_RELEASE} | sed -e 's/[-_].*//' | cut -d. -f1,2`
+		release=`echo "$UNAME_RELEASE" | sed -e 's/[-_].*//' | cut -d. -f1,2`
 		;;
 	esac
 	# Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
 	# contains redundant information, the shorter form:
 	# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
-	echo "${machine}-${os}${release}${abi}"
+	echo "$machine-${os}${release}${abi}"
 	exit ;;
     *:Bitrig:*:*)
 	UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'`
-	echo ${UNAME_MACHINE_ARCH}-unknown-bitrig${UNAME_RELEASE}
+	echo "$UNAME_MACHINE_ARCH"-unknown-bitrig"$UNAME_RELEASE"
 	exit ;;
     *:OpenBSD:*:*)
 	UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
-	echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE}
+	echo "$UNAME_MACHINE_ARCH"-unknown-openbsd"$UNAME_RELEASE"
 	exit ;;
     *:LibertyBSD:*:*)
 	UNAME_MACHINE_ARCH=`arch | sed 's/^.*BSD\.//'`
-	echo ${UNAME_MACHINE_ARCH}-unknown-libertybsd${UNAME_RELEASE}
+	echo "$UNAME_MACHINE_ARCH"-unknown-libertybsd"$UNAME_RELEASE"
+	exit ;;
+    *:MidnightBSD:*:*)
+	echo "$UNAME_MACHINE"-unknown-midnightbsd"$UNAME_RELEASE"
 	exit ;;
     *:ekkoBSD:*:*)
-	echo ${UNAME_MACHINE}-unknown-ekkobsd${UNAME_RELEASE}
+	echo "$UNAME_MACHINE"-unknown-ekkobsd"$UNAME_RELEASE"
 	exit ;;
     *:SolidBSD:*:*)
-	echo ${UNAME_MACHINE}-unknown-solidbsd${UNAME_RELEASE}
+	echo "$UNAME_MACHINE"-unknown-solidbsd"$UNAME_RELEASE"
 	exit ;;
     macppc:MirBSD:*:*)
-	echo powerpc-unknown-mirbsd${UNAME_RELEASE}
+	echo powerpc-unknown-mirbsd"$UNAME_RELEASE"
 	exit ;;
     *:MirBSD:*:*)
-	echo ${UNAME_MACHINE}-unknown-mirbsd${UNAME_RELEASE}
+	echo "$UNAME_MACHINE"-unknown-mirbsd"$UNAME_RELEASE"
 	exit ;;
     *:Sortix:*:*)
-	echo ${UNAME_MACHINE}-unknown-sortix
+	echo "$UNAME_MACHINE"-unknown-sortix
 	exit ;;
+    *:Redox:*:*)
+	echo "$UNAME_MACHINE"-unknown-redox
+	exit ;;
+    mips:OSF1:*.*)
+        echo mips-dec-osf1
+        exit ;;
     alpha:OSF1:*:*)
 	case $UNAME_RELEASE in
 	*4.0)
@@ -310,28 +326,19 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	# A Tn.n version is a released field test version.
 	# A Xn.n version is an unreleased experimental baselevel.
 	# 1.2 uses "1.2" for uname -r.
-	echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
+	echo "$UNAME_MACHINE"-dec-osf"`echo "$UNAME_RELEASE" | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`"
 	# Reset EXIT trap before exiting to avoid spurious non-zero exit code.
 	exitcode=$?
 	trap '' 0
 	exit $exitcode ;;
-    Alpha\ *:Windows_NT*:*)
-	# How do we know it's Interix rather than the generic POSIX subsystem?
-	# Should we change UNAME_MACHINE based on the output of uname instead
-	# of the specific Alpha model?
-	echo alpha-pc-interix
-	exit ;;
-    21064:Windows_NT:50:3)
-	echo alpha-dec-winnt3.5
-	exit ;;
     Amiga*:UNIX_System_V:4.0:*)
 	echo m68k-unknown-sysv4
 	exit ;;
     *:[Aa]miga[Oo][Ss]:*:*)
-	echo ${UNAME_MACHINE}-unknown-amigaos
+	echo "$UNAME_MACHINE"-unknown-amigaos
 	exit ;;
     *:[Mm]orph[Oo][Ss]:*:*)
-	echo ${UNAME_MACHINE}-unknown-morphos
+	echo "$UNAME_MACHINE"-unknown-morphos
 	exit ;;
     *:OS/390:*:*)
 	echo i370-ibm-openedition
@@ -343,7 +350,7 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	echo powerpc-ibm-os400
 	exit ;;
     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
-	echo arm-acorn-riscix${UNAME_RELEASE}
+	echo arm-acorn-riscix"$UNAME_RELEASE"
 	exit ;;
     arm*:riscos:*:*|arm*:RISCOS:*:*)
 	echo arm-unknown-riscos
@@ -370,19 +377,19 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	    sparc) echo sparc-icl-nx7; exit ;;
 	esac ;;
     s390x:SunOS:*:*)
-	echo ${UNAME_MACHINE}-ibm-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	echo "$UNAME_MACHINE"-ibm-solaris2"`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`"
 	exit ;;
     sun4H:SunOS:5.*:*)
-	echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	echo sparc-hal-solaris2"`echo "$UNAME_RELEASE"|sed -e 's/[^.]*//'`"
 	exit ;;
     sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
-	echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	echo sparc-sun-solaris2"`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`"
 	exit ;;
     i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*)
-	echo i386-pc-auroraux${UNAME_RELEASE}
+	echo i386-pc-auroraux"$UNAME_RELEASE"
 	exit ;;
     i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
-	eval $set_cc_for_build
+	eval "$set_cc_for_build"
 	SUN_ARCH=i386
 	# If there is a compiler, see if it is configured for 64-bit objects.
 	# Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
@@ -395,13 +402,13 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 		SUN_ARCH=x86_64
 	    fi
 	fi
-	echo ${SUN_ARCH}-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	echo "$SUN_ARCH"-pc-solaris2"`echo "$UNAME_RELEASE"|sed -e 's/[^.]*//'`"
 	exit ;;
     sun4*:SunOS:6*:*)
 	# According to config.sub, this is the proper way to canonicalize
 	# SunOS6.  Hard to guess exactly what SunOS6 will be like, but
 	# it's likely to be more like Solaris than SunOS4.
-	echo sparc-sun-solaris3`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	echo sparc-sun-solaris3"`echo "$UNAME_RELEASE"|sed -e 's/[^.]*//'`"
 	exit ;;
     sun4*:SunOS:*:*)
 	case "`/usr/bin/arch -k`" in
@@ -410,25 +417,25 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 		;;
 	esac
 	# Japanese Language versions have a version number like `4.1.3-JL'.
-	echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'`
+	echo sparc-sun-sunos"`echo "$UNAME_RELEASE"|sed -e 's/-/_/'`"
 	exit ;;
     sun3*:SunOS:*:*)
-	echo m68k-sun-sunos${UNAME_RELEASE}
+	echo m68k-sun-sunos"$UNAME_RELEASE"
 	exit ;;
     sun*:*:4.2BSD:*)
 	UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
-	test "x${UNAME_RELEASE}" = x && UNAME_RELEASE=3
+	test "x$UNAME_RELEASE" = x && UNAME_RELEASE=3
 	case "`/bin/arch`" in
 	    sun3)
-		echo m68k-sun-sunos${UNAME_RELEASE}
+		echo m68k-sun-sunos"$UNAME_RELEASE"
 		;;
 	    sun4)
-		echo sparc-sun-sunos${UNAME_RELEASE}
+		echo sparc-sun-sunos"$UNAME_RELEASE"
 		;;
 	esac
 	exit ;;
     aushp:SunOS:*:*)
-	echo sparc-auspex-sunos${UNAME_RELEASE}
+	echo sparc-auspex-sunos"$UNAME_RELEASE"
 	exit ;;
     # The situation for MiNT is a little confusing.  The machine name
     # can be virtually everything (everything which is not
@@ -439,44 +446,44 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
     # MiNT.  But MiNT is downward compatible to TOS, so this should
     # be no problem.
     atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
-	echo m68k-atari-mint${UNAME_RELEASE}
+	echo m68k-atari-mint"$UNAME_RELEASE"
 	exit ;;
     atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
-	echo m68k-atari-mint${UNAME_RELEASE}
+	echo m68k-atari-mint"$UNAME_RELEASE"
 	exit ;;
     *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
-	echo m68k-atari-mint${UNAME_RELEASE}
+	echo m68k-atari-mint"$UNAME_RELEASE"
 	exit ;;
     milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
-	echo m68k-milan-mint${UNAME_RELEASE}
+	echo m68k-milan-mint"$UNAME_RELEASE"
 	exit ;;
     hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
-	echo m68k-hades-mint${UNAME_RELEASE}
+	echo m68k-hades-mint"$UNAME_RELEASE"
 	exit ;;
     *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
-	echo m68k-unknown-mint${UNAME_RELEASE}
+	echo m68k-unknown-mint"$UNAME_RELEASE"
 	exit ;;
     m68k:machten:*:*)
-	echo m68k-apple-machten${UNAME_RELEASE}
+	echo m68k-apple-machten"$UNAME_RELEASE"
 	exit ;;
     powerpc:machten:*:*)
-	echo powerpc-apple-machten${UNAME_RELEASE}
+	echo powerpc-apple-machten"$UNAME_RELEASE"
 	exit ;;
     RISC*:Mach:*:*)
 	echo mips-dec-mach_bsd4.3
 	exit ;;
     RISC*:ULTRIX:*:*)
-	echo mips-dec-ultrix${UNAME_RELEASE}
+	echo mips-dec-ultrix"$UNAME_RELEASE"
 	exit ;;
     VAX*:ULTRIX*:*:*)
-	echo vax-dec-ultrix${UNAME_RELEASE}
+	echo vax-dec-ultrix"$UNAME_RELEASE"
 	exit ;;
     2020:CLIX:*:* | 2430:CLIX:*:*)
-	echo clipper-intergraph-clix${UNAME_RELEASE}
+	echo clipper-intergraph-clix"$UNAME_RELEASE"
 	exit ;;
     mips:*:*:UMIPS | mips:*:*:RISCos)
-	eval $set_cc_for_build
-	sed 's/^	//' << EOF >$dummy.c
+	eval "$set_cc_for_build"
+	sed 's/^	//' << EOF > "$dummy.c"
 #ifdef __cplusplus
 #include <stdio.h>  /* for printf() prototype */
 	int main (int argc, char *argv[]) {
@@ -485,23 +492,23 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 #endif
 	#if defined (host_mips) && defined (MIPSEB)
 	#if defined (SYSTYPE_SYSV)
-	  printf ("mips-mips-riscos%ssysv\n", argv[1]); exit (0);
+	  printf ("mips-mips-riscos%ssysv\\n", argv[1]); exit (0);
 	#endif
 	#if defined (SYSTYPE_SVR4)
-	  printf ("mips-mips-riscos%ssvr4\n", argv[1]); exit (0);
+	  printf ("mips-mips-riscos%ssvr4\\n", argv[1]); exit (0);
 	#endif
 	#if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
-	  printf ("mips-mips-riscos%sbsd\n", argv[1]); exit (0);
+	  printf ("mips-mips-riscos%sbsd\\n", argv[1]); exit (0);
 	#endif
 	#endif
 	  exit (-1);
 	}
 EOF
-	$CC_FOR_BUILD -o $dummy $dummy.c &&
-	  dummyarg=`echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` &&
-	  SYSTEM_NAME=`$dummy $dummyarg` &&
+	$CC_FOR_BUILD -o "$dummy" "$dummy.c" &&
+	  dummyarg=`echo "$UNAME_RELEASE" | sed -n 's/\([0-9]*\).*/\1/p'` &&
+	  SYSTEM_NAME=`"$dummy" "$dummyarg"` &&
 	    { echo "$SYSTEM_NAME"; exit; }
-	echo mips-mips-riscos${UNAME_RELEASE}
+	echo mips-mips-riscos"$UNAME_RELEASE"
 	exit ;;
     Motorola:PowerMAX_OS:*:*)
 	echo powerpc-motorola-powermax
@@ -527,17 +534,17 @@ EOF
     AViiON:dgux:*:*)
 	# DG/UX returns AViiON for all architectures
 	UNAME_PROCESSOR=`/usr/bin/uname -p`
-	if [ $UNAME_PROCESSOR = mc88100 ] || [ $UNAME_PROCESSOR = mc88110 ]
+	if [ "$UNAME_PROCESSOR" = mc88100 ] || [ "$UNAME_PROCESSOR" = mc88110 ]
 	then
-	    if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx ] || \
-	       [ ${TARGET_BINARY_INTERFACE}x = x ]
+	    if [ "$TARGET_BINARY_INTERFACE"x = m88kdguxelfx ] || \
+	       [ "$TARGET_BINARY_INTERFACE"x = x ]
 	    then
-		echo m88k-dg-dgux${UNAME_RELEASE}
+		echo m88k-dg-dgux"$UNAME_RELEASE"
 	    else
-		echo m88k-dg-dguxbcs${UNAME_RELEASE}
+		echo m88k-dg-dguxbcs"$UNAME_RELEASE"
 	    fi
 	else
-	    echo i586-dg-dgux${UNAME_RELEASE}
+	    echo i586-dg-dgux"$UNAME_RELEASE"
 	fi
 	exit ;;
     M88*:DolphinOS:*:*)	# DolphinOS (SVR3)
@@ -554,7 +561,7 @@ EOF
 	echo m68k-tektronix-bsd
 	exit ;;
     *:IRIX*:*:*)
-	echo mips-sgi-irix`echo ${UNAME_RELEASE}|sed -e 's/-/_/g'`
+	echo mips-sgi-irix"`echo "$UNAME_RELEASE"|sed -e 's/-/_/g'`"
 	exit ;;
     ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
 	echo romp-ibm-aix     # uname -m gives an 8 hex-code CPU id
@@ -566,14 +573,14 @@ EOF
 	if [ -x /usr/bin/oslevel ] ; then
 		IBM_REV=`/usr/bin/oslevel`
 	else
-		IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
+		IBM_REV="$UNAME_VERSION.$UNAME_RELEASE"
 	fi
-	echo ${UNAME_MACHINE}-ibm-aix${IBM_REV}
+	echo "$UNAME_MACHINE"-ibm-aix"$IBM_REV"
 	exit ;;
     *:AIX:2:3)
 	if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
-		eval $set_cc_for_build
-		sed 's/^		//' << EOF >$dummy.c
+		eval "$set_cc_for_build"
+		sed 's/^		//' << EOF > "$dummy.c"
 		#include <sys/systemcfg.h>
 
 		main()
@@ -584,7 +591,7 @@ EOF
 			exit(0);
 			}
 EOF
-		if $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy`
+		if $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"`
 		then
 			echo "$SYSTEM_NAME"
 		else
@@ -598,7 +605,7 @@ EOF
 	exit ;;
     *:AIX:*:[4567])
 	IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
-	if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then
+	if /usr/sbin/lsattr -El "$IBM_CPU_ID" | grep ' POWER' >/dev/null 2>&1; then
 		IBM_ARCH=rs6000
 	else
 		IBM_ARCH=powerpc
@@ -607,18 +614,18 @@ EOF
 		IBM_REV=`/usr/bin/lslpp -Lqc bos.rte.libc |
 			   awk -F: '{ print $3 }' | sed s/[0-9]*$/0/`
 	else
-		IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
+		IBM_REV="$UNAME_VERSION.$UNAME_RELEASE"
 	fi
-	echo ${IBM_ARCH}-ibm-aix${IBM_REV}
+	echo "$IBM_ARCH"-ibm-aix"$IBM_REV"
 	exit ;;
     *:AIX:*:*)
 	echo rs6000-ibm-aix
 	exit ;;
-    ibmrt:4.4BSD:*|romp-ibm:BSD:*)
+    ibmrt:4.4BSD:*|romp-ibm:4.4BSD:*)
 	echo romp-ibm-bsd4.4
 	exit ;;
     ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
-	echo romp-ibm-bsd${UNAME_RELEASE}   # 4.3 with uname added to
+	echo romp-ibm-bsd"$UNAME_RELEASE"   # 4.3 with uname added to
 	exit ;;                             # report: romp-ibm BSD 4.3
     *:BOSX:*:*)
 	echo rs6000-bull-bosx
@@ -633,28 +640,28 @@ EOF
 	echo m68k-hp-bsd4.4
 	exit ;;
     9000/[34678]??:HP-UX:*:*)
-	HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
-	case "${UNAME_MACHINE}" in
-	    9000/31? )            HP_ARCH=m68000 ;;
-	    9000/[34]?? )         HP_ARCH=m68k ;;
+	HPUX_REV=`echo "$UNAME_RELEASE"|sed -e 's/[^.]*.[0B]*//'`
+	case "$UNAME_MACHINE" in
+	    9000/31?)            HP_ARCH=m68000 ;;
+	    9000/[34]??)         HP_ARCH=m68k ;;
 	    9000/[678][0-9][0-9])
 		if [ -x /usr/bin/getconf ]; then
 		    sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
 		    sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
-		    case "${sc_cpu_version}" in
+		    case "$sc_cpu_version" in
 		      523) HP_ARCH=hppa1.0 ;; # CPU_PA_RISC1_0
 		      528) HP_ARCH=hppa1.1 ;; # CPU_PA_RISC1_1
 		      532)                      # CPU_PA_RISC2_0
-			case "${sc_kernel_bits}" in
+			case "$sc_kernel_bits" in
 			  32) HP_ARCH=hppa2.0n ;;
 			  64) HP_ARCH=hppa2.0w ;;
 			  '') HP_ARCH=hppa2.0 ;;   # HP-UX 10.20
 			esac ;;
 		    esac
 		fi
-		if [ "${HP_ARCH}" = "" ]; then
-		    eval $set_cc_for_build
-		    sed 's/^		//' << EOF >$dummy.c
+		if [ "$HP_ARCH" = "" ]; then
+		    eval "$set_cc_for_build"
+		    sed 's/^		//' << EOF > "$dummy.c"
 
 		#define _HPUX_SOURCE
 		#include <stdlib.h>
@@ -687,13 +694,13 @@ EOF
 		    exit (0);
 		}
 EOF
-		    (CCOPTS="" $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy`
+		    (CCOPTS="" $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null) && HP_ARCH=`"$dummy"`
 		    test -z "$HP_ARCH" && HP_ARCH=hppa
 		fi ;;
 	esac
-	if [ ${HP_ARCH} = hppa2.0w ]
+	if [ "$HP_ARCH" = hppa2.0w ]
 	then
-	    eval $set_cc_for_build
+	    eval "$set_cc_for_build"
 
 	    # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating
 	    # 32-bit code.  hppa64-hp-hpux* has the same kernel and a compiler
@@ -712,15 +719,15 @@ EOF
 		HP_ARCH=hppa64
 	    fi
 	fi
-	echo ${HP_ARCH}-hp-hpux${HPUX_REV}
+	echo "$HP_ARCH"-hp-hpux"$HPUX_REV"
 	exit ;;
     ia64:HP-UX:*:*)
-	HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
-	echo ia64-hp-hpux${HPUX_REV}
+	HPUX_REV=`echo "$UNAME_RELEASE"|sed -e 's/[^.]*.[0B]*//'`
+	echo ia64-hp-hpux"$HPUX_REV"
 	exit ;;
     3050*:HI-UX:*:*)
-	eval $set_cc_for_build
-	sed 's/^	//' << EOF >$dummy.c
+	eval "$set_cc_for_build"
+	sed 's/^	//' << EOF > "$dummy.c"
 	#include <unistd.h>
 	int
 	main ()
@@ -745,11 +752,11 @@ EOF
 	  exit (0);
 	}
 EOF
-	$CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` &&
+	$CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"` &&
 		{ echo "$SYSTEM_NAME"; exit; }
 	echo unknown-hitachi-hiuxwe2
 	exit ;;
-    9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* )
+    9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:*)
 	echo hppa1.1-hp-bsd
 	exit ;;
     9000/8??:4.3bsd:*:*)
@@ -758,7 +765,7 @@ EOF
     *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
 	echo hppa1.0-hp-mpeix
 	exit ;;
-    hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* )
+    hp7??:OSF1:*:* | hp8?[79]:OSF1:*:*)
 	echo hppa1.1-hp-osf
 	exit ;;
     hp8??:OSF1:*:*)
@@ -766,9 +773,9 @@ EOF
 	exit ;;
     i*86:OSF1:*:*)
 	if [ -x /usr/sbin/sysversion ] ; then
-	    echo ${UNAME_MACHINE}-unknown-osf1mk
+	    echo "$UNAME_MACHINE"-unknown-osf1mk
 	else
-	    echo ${UNAME_MACHINE}-unknown-osf1
+	    echo "$UNAME_MACHINE"-unknown-osf1
 	fi
 	exit ;;
     parisc*:Lites*:*:*)
@@ -793,127 +800,109 @@ EOF
 	echo c4-convex-bsd
 	exit ;;
     CRAY*Y-MP:*:*:*)
-	echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	echo ymp-cray-unicos"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
 	exit ;;
     CRAY*[A-Z]90:*:*:*)
-	echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \
+	echo "$UNAME_MACHINE"-cray-unicos"$UNAME_RELEASE" \
 	| sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
 	      -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
 	      -e 's/\.[^.]*$/.X/'
 	exit ;;
     CRAY*TS:*:*:*)
-	echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	echo t90-cray-unicos"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
 	exit ;;
     CRAY*T3E:*:*:*)
-	echo alphaev5-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	echo alphaev5-cray-unicosmk"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
 	exit ;;
     CRAY*SV1:*:*:*)
-	echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	echo sv1-cray-unicos"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
 	exit ;;
     *:UNICOS/mp:*:*)
-	echo craynv-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	echo craynv-cray-unicosmp"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
 	exit ;;
     F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
 	FUJITSU_PROC=`uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
 	FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
-	FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'`
+	FUJITSU_REL=`echo "$UNAME_RELEASE" | sed -e 's/ /_/'`
 	echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
 	exit ;;
     5000:UNIX_System_V:4.*:*)
 	FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
-	FUJITSU_REL=`echo ${UNAME_RELEASE} | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/'`
+	FUJITSU_REL=`echo "$UNAME_RELEASE" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/'`
 	echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
 	exit ;;
     i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
-	echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE}
+	echo "$UNAME_MACHINE"-pc-bsdi"$UNAME_RELEASE"
 	exit ;;
     sparc*:BSD/OS:*:*)
-	echo sparc-unknown-bsdi${UNAME_RELEASE}
+	echo sparc-unknown-bsdi"$UNAME_RELEASE"
 	exit ;;
     *:BSD/OS:*:*)
-	echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
+	echo "$UNAME_MACHINE"-unknown-bsdi"$UNAME_RELEASE"
 	exit ;;
     *:FreeBSD:*:*)
 	UNAME_PROCESSOR=`/usr/bin/uname -p`
-	case ${UNAME_PROCESSOR} in
+	case "$UNAME_PROCESSOR" in
 	    amd64)
-		echo x86_64-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
-	    *)
-		echo ${UNAME_PROCESSOR}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
+		UNAME_PROCESSOR=x86_64 ;;
+	    i386)
+		UNAME_PROCESSOR=i586 ;;
 	esac
+	echo "$UNAME_PROCESSOR"-unknown-freebsd"`echo "$UNAME_RELEASE"|sed -e 's/[-(].*//'`"
 	exit ;;
     i*:CYGWIN*:*)
-	echo ${UNAME_MACHINE}-pc-cygwin
+	echo "$UNAME_MACHINE"-pc-cygwin
 	exit ;;
     *:MINGW64*:*)
-	echo ${UNAME_MACHINE}-pc-mingw64
+	echo "$UNAME_MACHINE"-pc-mingw64
 	exit ;;
     *:MINGW*:*)
-	echo ${UNAME_MACHINE}-pc-mingw32
+	echo "$UNAME_MACHINE"-pc-mingw32
 	exit ;;
     *:MSYS*:*)
-	echo ${UNAME_MACHINE}-pc-msys
-	exit ;;
-    i*:windows32*:*)
-	# uname -m includes "-pc" on this system.
-	echo ${UNAME_MACHINE}-mingw32
+	echo "$UNAME_MACHINE"-pc-msys
 	exit ;;
     i*:PW*:*)
-	echo ${UNAME_MACHINE}-pc-pw32
+	echo "$UNAME_MACHINE"-pc-pw32
 	exit ;;
     *:Interix*:*)
-	case ${UNAME_MACHINE} in
+	case "$UNAME_MACHINE" in
 	    x86)
-		echo i586-pc-interix${UNAME_RELEASE}
+		echo i586-pc-interix"$UNAME_RELEASE"
 		exit ;;
 	    authenticamd | genuineintel | EM64T)
-		echo x86_64-unknown-interix${UNAME_RELEASE}
+		echo x86_64-unknown-interix"$UNAME_RELEASE"
 		exit ;;
 	    IA64)
-		echo ia64-unknown-interix${UNAME_RELEASE}
+		echo ia64-unknown-interix"$UNAME_RELEASE"
 		exit ;;
 	esac ;;
-    [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*)
-	echo i${UNAME_MACHINE}-pc-mks
-	exit ;;
-    8664:Windows_NT:*)
-	echo x86_64-pc-mks
-	exit ;;
-    i*:Windows_NT*:* | Pentium*:Windows_NT*:*)
-	# How do we know it's Interix rather than the generic POSIX subsystem?
-	# It also conflicts with pre-2.0 versions of AT&T UWIN. Should we
-	# UNAME_MACHINE based on the output of uname instead of i386?
-	echo i586-pc-interix
-	exit ;;
     i*:UWIN*:*)
-	echo ${UNAME_MACHINE}-pc-uwin
+	echo "$UNAME_MACHINE"-pc-uwin
 	exit ;;
     amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
 	echo x86_64-unknown-cygwin
 	exit ;;
-    p*:CYGWIN*:*)
-	echo powerpcle-unknown-cygwin
-	exit ;;
     prep*:SunOS:5.*:*)
-	echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+	echo powerpcle-unknown-solaris2"`echo "$UNAME_RELEASE"|sed -e 's/[^.]*//'`"
 	exit ;;
     *:GNU:*:*)
 	# the GNU system
-	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-${LIBC}`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
+	echo "`echo "$UNAME_MACHINE"|sed -e 's,[-/].*$,,'`-unknown-$LIBC`echo "$UNAME_RELEASE"|sed -e 's,/.*$,,'`"
 	exit ;;
     *:GNU/*:*:*)
 	# other systems with GNU libc and userland
-	echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-${LIBC}
+	echo "$UNAME_MACHINE-unknown-`echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"``echo "$UNAME_RELEASE"|sed -e 's/[-(].*//'`-$LIBC"
 	exit ;;
     i*86:Minix:*:*)
-	echo ${UNAME_MACHINE}-pc-minix
+	echo "$UNAME_MACHINE"-pc-minix
 	exit ;;
     aarch64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     aarch64_be:Linux:*:*)
 	UNAME_MACHINE=aarch64_be
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     alpha:Linux:*:*)
 	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
@@ -927,63 +916,63 @@ EOF
 	esac
 	objdump --private-headers /bin/sh | grep -q ld.so.1
 	if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     arc:Linux:*:* | arceb:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     arm*:Linux:*:*)
-	eval $set_cc_for_build
+	eval "$set_cc_for_build"
 	if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
 	    | grep -q __ARM_EABI__
 	then
-	    echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	    echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	else
 	    if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
 		| grep -q __ARM_PCS_VFP
 	    then
-		echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabi
+		echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"eabi
 	    else
-		echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabihf
+		echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"eabihf
 	    fi
 	fi
 	exit ;;
     avr32*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     cris:Linux:*:*)
-	echo ${UNAME_MACHINE}-axis-linux-${LIBC}
+	echo "$UNAME_MACHINE"-axis-linux-"$LIBC"
 	exit ;;
     crisv32:Linux:*:*)
-	echo ${UNAME_MACHINE}-axis-linux-${LIBC}
+	echo "$UNAME_MACHINE"-axis-linux-"$LIBC"
 	exit ;;
     e2k:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     frv:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     hexagon:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     i*86:Linux:*:*)
-	echo ${UNAME_MACHINE}-pc-linux-${LIBC}
+	echo "$UNAME_MACHINE"-pc-linux-"$LIBC"
 	exit ;;
     ia64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     k1om:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     m32r*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     m68*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     mips:Linux:*:* | mips64:Linux:*:*)
-	eval $set_cc_for_build
-	sed 's/^	//' << EOF >$dummy.c
+	eval "$set_cc_for_build"
+	sed 's/^	//' << EOF > "$dummy.c"
 	#undef CPU
 	#undef ${UNAME_MACHINE}
 	#undef ${UNAME_MACHINE}el
@@ -997,70 +986,74 @@ EOF
 	#endif
 	#endif
 EOF
-	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
-	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; }
+	eval "`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU'`"
+	test "x$CPU" != x && { echo "$CPU-unknown-linux-$LIBC"; exit; }
 	;;
     mips64el:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     openrisc*:Linux:*:*)
-	echo or1k-unknown-linux-${LIBC}
+	echo or1k-unknown-linux-"$LIBC"
 	exit ;;
     or32:Linux:*:* | or1k*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     padre:Linux:*:*)
-	echo sparc-unknown-linux-${LIBC}
+	echo sparc-unknown-linux-"$LIBC"
 	exit ;;
     parisc64:Linux:*:* | hppa64:Linux:*:*)
-	echo hppa64-unknown-linux-${LIBC}
+	echo hppa64-unknown-linux-"$LIBC"
 	exit ;;
     parisc:Linux:*:* | hppa:Linux:*:*)
 	# Look for CPU level
 	case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
-	  PA7*) echo hppa1.1-unknown-linux-${LIBC} ;;
-	  PA8*) echo hppa2.0-unknown-linux-${LIBC} ;;
-	  *)    echo hppa-unknown-linux-${LIBC} ;;
+	  PA7*) echo hppa1.1-unknown-linux-"$LIBC" ;;
+	  PA8*) echo hppa2.0-unknown-linux-"$LIBC" ;;
+	  *)    echo hppa-unknown-linux-"$LIBC" ;;
 	esac
 	exit ;;
     ppc64:Linux:*:*)
-	echo powerpc64-unknown-linux-${LIBC}
+	echo powerpc64-unknown-linux-"$LIBC"
 	exit ;;
     ppc:Linux:*:*)
-	echo powerpc-unknown-linux-${LIBC}
+	echo powerpc-unknown-linux-"$LIBC"
 	exit ;;
     ppc64le:Linux:*:*)
-	echo powerpc64le-unknown-linux-${LIBC}
+	echo powerpc64le-unknown-linux-"$LIBC"
 	exit ;;
     ppcle:Linux:*:*)
-	echo powerpcle-unknown-linux-${LIBC}
+	echo powerpcle-unknown-linux-"$LIBC"
 	exit ;;
     riscv32:Linux:*:* | riscv64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     s390:Linux:*:* | s390x:Linux:*:*)
-	echo ${UNAME_MACHINE}-ibm-linux-${LIBC}
+	echo "$UNAME_MACHINE"-ibm-linux-"$LIBC"
 	exit ;;
     sh64*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     sh*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     sparc:Linux:*:* | sparc64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     tile*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     vax:Linux:*:*)
-	echo ${UNAME_MACHINE}-dec-linux-${LIBC}
+	echo "$UNAME_MACHINE"-dec-linux-"$LIBC"
 	exit ;;
     x86_64:Linux:*:*)
-	echo ${UNAME_MACHINE}-pc-linux-${LIBC}
+	if objdump -f /bin/sh | grep -q elf32-x86-64; then
+	    echo "$UNAME_MACHINE"-pc-linux-"$LIBC"x32
+	else
+	    echo "$UNAME_MACHINE"-pc-linux-"$LIBC"
+	fi
 	exit ;;
     xtensa*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     i*86:DYNIX/ptx:4*:*)
 	# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
@@ -1074,34 +1067,34 @@ EOF
 	# I am not positive that other SVR4 systems won't match this,
 	# I just have to hope.  -- rms.
 	# Use sysv4.2uw... so that sysv4* matches it.
-	echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION}
+	echo "$UNAME_MACHINE"-pc-sysv4.2uw"$UNAME_VERSION"
 	exit ;;
     i*86:OS/2:*:*)
 	# If we were able to find `uname', then EMX Unix compatibility
 	# is probably installed.
-	echo ${UNAME_MACHINE}-pc-os2-emx
+	echo "$UNAME_MACHINE"-pc-os2-emx
 	exit ;;
     i*86:XTS-300:*:STOP)
-	echo ${UNAME_MACHINE}-unknown-stop
+	echo "$UNAME_MACHINE"-unknown-stop
 	exit ;;
     i*86:atheos:*:*)
-	echo ${UNAME_MACHINE}-unknown-atheos
+	echo "$UNAME_MACHINE"-unknown-atheos
 	exit ;;
     i*86:syllable:*:*)
-	echo ${UNAME_MACHINE}-pc-syllable
+	echo "$UNAME_MACHINE"-pc-syllable
 	exit ;;
     i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
-	echo i386-unknown-lynxos${UNAME_RELEASE}
+	echo i386-unknown-lynxos"$UNAME_RELEASE"
 	exit ;;
     i*86:*DOS:*:*)
-	echo ${UNAME_MACHINE}-pc-msdosdjgpp
+	echo "$UNAME_MACHINE"-pc-msdosdjgpp
 	exit ;;
-    i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*)
-	UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'`
+    i*86:*:4.*:*)
+	UNAME_REL=`echo "$UNAME_RELEASE" | sed 's/\/MP$//'`
 	if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
-		echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL}
+		echo "$UNAME_MACHINE"-univel-sysv"$UNAME_REL"
 	else
-		echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL}
+		echo "$UNAME_MACHINE"-pc-sysv"$UNAME_REL"
 	fi
 	exit ;;
     i*86:*:5:[678]*)
@@ -1111,12 +1104,12 @@ EOF
 	    *Pentium)	     UNAME_MACHINE=i586 ;;
 	    *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
 	esac
-	echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
+	echo "$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}{$UNAME_VERSION}"
 	exit ;;
     i*86:*:3.2:*)
 	if test -f /usr/options/cb.name; then
 		UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
-		echo ${UNAME_MACHINE}-pc-isc$UNAME_REL
+		echo "$UNAME_MACHINE"-pc-isc"$UNAME_REL"
 	elif /bin/uname -X 2>/dev/null >/dev/null ; then
 		UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')`
 		(/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
@@ -1126,9 +1119,9 @@ EOF
 			&& UNAME_MACHINE=i686
 		(/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
 			&& UNAME_MACHINE=i686
-		echo ${UNAME_MACHINE}-pc-sco$UNAME_REL
+		echo "$UNAME_MACHINE"-pc-sco"$UNAME_REL"
 	else
-		echo ${UNAME_MACHINE}-pc-sysv32
+		echo "$UNAME_MACHINE"-pc-sysv32
 	fi
 	exit ;;
     pc:*:*:*)
@@ -1148,9 +1141,9 @@ EOF
 	exit ;;
     i860:*:4.*:*) # i860-SVR4
 	if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
-	  echo i860-stardent-sysv${UNAME_RELEASE} # Stardent Vistra i860-SVR4
+	  echo i860-stardent-sysv"$UNAME_RELEASE" # Stardent Vistra i860-SVR4
 	else # Add other i860-SVR4 vendors below as they are discovered.
-	  echo i860-unknown-sysv${UNAME_RELEASE}  # Unknown i860-SVR4
+	  echo i860-unknown-sysv"$UNAME_RELEASE"  # Unknown i860-SVR4
 	fi
 	exit ;;
     mini*:CTIX:SYS*5:*)
@@ -1170,9 +1163,9 @@ EOF
 	test -r /etc/.relid \
 	&& OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
 	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
-	  && { echo i486-ncr-sysv4.3${OS_REL}; exit; }
+	  && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
 	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
-	  && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;;
+	  && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
     3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
 	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
 	  && { echo i486-ncr-sysv4; exit; } ;;
@@ -1181,28 +1174,28 @@ EOF
 	test -r /etc/.relid \
 	    && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
 	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
-	    && { echo i486-ncr-sysv4.3${OS_REL}; exit; }
+	    && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
 	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
-	    && { echo i586-ncr-sysv4.3${OS_REL}; exit; }
+	    && { echo i586-ncr-sysv4.3"$OS_REL"; exit; }
 	/bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \
-	    && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;;
+	    && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
     m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
-	echo m68k-unknown-lynxos${UNAME_RELEASE}
+	echo m68k-unknown-lynxos"$UNAME_RELEASE"
 	exit ;;
     mc68030:UNIX_System_V:4.*:*)
 	echo m68k-atari-sysv4
 	exit ;;
     TSUNAMI:LynxOS:2.*:*)
-	echo sparc-unknown-lynxos${UNAME_RELEASE}
+	echo sparc-unknown-lynxos"$UNAME_RELEASE"
 	exit ;;
     rs6000:LynxOS:2.*:*)
-	echo rs6000-unknown-lynxos${UNAME_RELEASE}
+	echo rs6000-unknown-lynxos"$UNAME_RELEASE"
 	exit ;;
     PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
-	echo powerpc-unknown-lynxos${UNAME_RELEASE}
+	echo powerpc-unknown-lynxos"$UNAME_RELEASE"
 	exit ;;
     SM[BE]S:UNIX_SV:*:*)
-	echo mips-dde-sysv${UNAME_RELEASE}
+	echo mips-dde-sysv"$UNAME_RELEASE"
 	exit ;;
     RM*:ReliantUNIX-*:*:*)
 	echo mips-sni-sysv4
@@ -1213,7 +1206,7 @@ EOF
     *:SINIX-*:*:*)
 	if uname -p 2>/dev/null >/dev/null ; then
 		UNAME_MACHINE=`(uname -p) 2>/dev/null`
-		echo ${UNAME_MACHINE}-sni-sysv4
+		echo "$UNAME_MACHINE"-sni-sysv4
 	else
 		echo ns32k-sni-sysv
 	fi
@@ -1233,23 +1226,23 @@ EOF
 	exit ;;
     i*86:VOS:*:*)
 	# From Paul.Green@stratus.com.
-	echo ${UNAME_MACHINE}-stratus-vos
+	echo "$UNAME_MACHINE"-stratus-vos
 	exit ;;
     *:VOS:*:*)
 	# From Paul.Green@stratus.com.
 	echo hppa1.1-stratus-vos
 	exit ;;
     mc68*:A/UX:*:*)
-	echo m68k-apple-aux${UNAME_RELEASE}
+	echo m68k-apple-aux"$UNAME_RELEASE"
 	exit ;;
     news*:NEWS-OS:6*:*)
 	echo mips-sony-newsos6
 	exit ;;
     R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
 	if [ -d /usr/nec ]; then
-		echo mips-nec-sysv${UNAME_RELEASE}
+		echo mips-nec-sysv"$UNAME_RELEASE"
 	else
-		echo mips-unknown-sysv${UNAME_RELEASE}
+		echo mips-unknown-sysv"$UNAME_RELEASE"
 	fi
 	exit ;;
     BeBox:BeOS:*:*)	# BeOS running on hardware made by Be, PPC only.
@@ -1268,49 +1261,56 @@ EOF
 	echo x86_64-unknown-haiku
 	exit ;;
     SX-4:SUPER-UX:*:*)
-	echo sx4-nec-superux${UNAME_RELEASE}
+	echo sx4-nec-superux"$UNAME_RELEASE"
 	exit ;;
     SX-5:SUPER-UX:*:*)
-	echo sx5-nec-superux${UNAME_RELEASE}
+	echo sx5-nec-superux"$UNAME_RELEASE"
 	exit ;;
     SX-6:SUPER-UX:*:*)
-	echo sx6-nec-superux${UNAME_RELEASE}
+	echo sx6-nec-superux"$UNAME_RELEASE"
 	exit ;;
     SX-7:SUPER-UX:*:*)
-	echo sx7-nec-superux${UNAME_RELEASE}
+	echo sx7-nec-superux"$UNAME_RELEASE"
 	exit ;;
     SX-8:SUPER-UX:*:*)
-	echo sx8-nec-superux${UNAME_RELEASE}
+	echo sx8-nec-superux"$UNAME_RELEASE"
 	exit ;;
     SX-8R:SUPER-UX:*:*)
-	echo sx8r-nec-superux${UNAME_RELEASE}
+	echo sx8r-nec-superux"$UNAME_RELEASE"
 	exit ;;
     SX-ACE:SUPER-UX:*:*)
-	echo sxace-nec-superux${UNAME_RELEASE}
+	echo sxace-nec-superux"$UNAME_RELEASE"
 	exit ;;
     Power*:Rhapsody:*:*)
-	echo powerpc-apple-rhapsody${UNAME_RELEASE}
+	echo powerpc-apple-rhapsody"$UNAME_RELEASE"
 	exit ;;
     *:Rhapsody:*:*)
-	echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE}
+	echo "$UNAME_MACHINE"-apple-rhapsody"$UNAME_RELEASE"
 	exit ;;
     *:Darwin:*:*)
 	UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
-	eval $set_cc_for_build
+	eval "$set_cc_for_build"
 	if test "$UNAME_PROCESSOR" = unknown ; then
 	    UNAME_PROCESSOR=powerpc
 	fi
-	if test `echo "$UNAME_RELEASE" | sed -e 's/\..*//'` -le 10 ; then
+	if test "`echo "$UNAME_RELEASE" | sed -e 's/\..*//'`" -le 10 ; then
 	    if [ "$CC_FOR_BUILD" != no_compiler_found ]; then
 		if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
-		    (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
-		    grep IS_64BIT_ARCH >/dev/null
+		       (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
+		       grep IS_64BIT_ARCH >/dev/null
 		then
 		    case $UNAME_PROCESSOR in
 			i386) UNAME_PROCESSOR=x86_64 ;;
 			powerpc) UNAME_PROCESSOR=powerpc64 ;;
 		    esac
 		fi
+		# On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc
+		if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \
+		       (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
+		       grep IS_PPC >/dev/null
+		then
+		    UNAME_PROCESSOR=powerpc
+		fi
 	    fi
 	elif test "$UNAME_PROCESSOR" = i386 ; then
 	    # Avoid executing cc on OS X 10.9, as it ships with a stub
@@ -1321,7 +1321,7 @@ EOF
 	    # that Apple uses in portable devices.
 	    UNAME_PROCESSOR=x86_64
 	fi
-	echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
+	echo "$UNAME_PROCESSOR"-apple-darwin"$UNAME_RELEASE"
 	exit ;;
     *:procnto*:*:* | *:QNX:[0123456789]*:*)
 	UNAME_PROCESSOR=`uname -p`
@@ -1329,19 +1329,25 @@ EOF
 		UNAME_PROCESSOR=i386
 		UNAME_MACHINE=pc
 	fi
-	echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE}
+	echo "$UNAME_PROCESSOR"-"$UNAME_MACHINE"-nto-qnx"$UNAME_RELEASE"
 	exit ;;
     *:QNX:*:4*)
 	echo i386-pc-qnx
 	exit ;;
-    NEO-?:NONSTOP_KERNEL:*:*)
-	echo neo-tandem-nsk${UNAME_RELEASE}
+    NEO-*:NONSTOP_KERNEL:*:*)
+	echo neo-tandem-nsk"$UNAME_RELEASE"
 	exit ;;
     NSE-*:NONSTOP_KERNEL:*:*)
-	echo nse-tandem-nsk${UNAME_RELEASE}
+	echo nse-tandem-nsk"$UNAME_RELEASE"
+	exit ;;
+    NSR-*:NONSTOP_KERNEL:*:*)
+	echo nsr-tandem-nsk"$UNAME_RELEASE"
+	exit ;;
+    NSV-*:NONSTOP_KERNEL:*:*)
+	echo nsv-tandem-nsk"$UNAME_RELEASE"
 	exit ;;
-    NSR-?:NONSTOP_KERNEL:*:*)
-	echo nsr-tandem-nsk${UNAME_RELEASE}
+    NSX-*:NONSTOP_KERNEL:*:*)
+	echo nsx-tandem-nsk"$UNAME_RELEASE"
 	exit ;;
     *:NonStop-UX:*:*)
 	echo mips-compaq-nonstopux
@@ -1350,7 +1356,7 @@ EOF
 	echo bs2000-siemens-sysv
 	exit ;;
     DS/*:UNIX_System_V:*:*)
-	echo ${UNAME_MACHINE}-${UNAME_SYSTEM}-${UNAME_RELEASE}
+	echo "$UNAME_MACHINE"-"$UNAME_SYSTEM"-"$UNAME_RELEASE"
 	exit ;;
     *:Plan9:*:*)
 	# "uname -m" is not consistent, so use $cputype instead. 386
@@ -1361,7 +1367,7 @@ EOF
 	else
 	    UNAME_MACHINE="$cputype"
 	fi
-	echo ${UNAME_MACHINE}-unknown-plan9
+	echo "$UNAME_MACHINE"-unknown-plan9
 	exit ;;
     *:TOPS-10:*:*)
 	echo pdp10-unknown-tops10
@@ -1382,14 +1388,14 @@ EOF
 	echo pdp10-unknown-its
 	exit ;;
     SEI:*:*:SEIUX)
-	echo mips-sei-seiux${UNAME_RELEASE}
+	echo mips-sei-seiux"$UNAME_RELEASE"
 	exit ;;
     *:DragonFly:*:*)
-	echo ${UNAME_MACHINE}-unknown-dragonfly`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
+	echo "$UNAME_MACHINE"-unknown-dragonfly"`echo "$UNAME_RELEASE"|sed -e 's/[-(].*//'`"
 	exit ;;
     *:*VMS:*:*)
 	UNAME_MACHINE=`(uname -p) 2>/dev/null`
-	case "${UNAME_MACHINE}" in
+	case "$UNAME_MACHINE" in
 	    A*) echo alpha-dec-vms ; exit ;;
 	    I*) echo ia64-dec-vms ; exit ;;
 	    V*) echo vax-dec-vms ; exit ;;
@@ -1398,32 +1404,44 @@ EOF
 	echo i386-pc-xenix
 	exit ;;
     i*86:skyos:*:*)
-	echo ${UNAME_MACHINE}-pc-skyos`echo ${UNAME_RELEASE} | sed -e 's/ .*$//'`
+	echo "$UNAME_MACHINE"-pc-skyos"`echo "$UNAME_RELEASE" | sed -e 's/ .*$//'`"
 	exit ;;
     i*86:rdos:*:*)
-	echo ${UNAME_MACHINE}-pc-rdos
+	echo "$UNAME_MACHINE"-pc-rdos
 	exit ;;
     i*86:AROS:*:*)
-	echo ${UNAME_MACHINE}-pc-aros
+	echo "$UNAME_MACHINE"-pc-aros
 	exit ;;
     x86_64:VMkernel:*:*)
-	echo ${UNAME_MACHINE}-unknown-esx
+	echo "$UNAME_MACHINE"-unknown-esx
 	exit ;;
     amd64:Isilon\ OneFS:*:*)
 	echo x86_64-unknown-onefs
 	exit ;;
 esac
 
+echo "$0: unable to guess system type" >&2
+
+case "$UNAME_MACHINE:$UNAME_SYSTEM" in
+    mips:Linux | mips64:Linux)
+	# If we got here on MIPS GNU/Linux, output extra information.
+	cat >&2 <<EOF
+
+NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize
+the system type. Please install a C compiler and try again.
+EOF
+	;;
+esac
+
 cat >&2 <<EOF
-$0: unable to guess system type
 
 This script (version $timestamp), has failed to recognize the
-operating system you are using. If your script is old, overwrite
-config.guess and config.sub with the latest versions from:
+operating system you are using. If your script is old, overwrite *all*
+copies of config.guess and config.sub with the latest versions from:
 
-  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess
+  https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess
 and
-  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub
+  https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub
 
 If $0 has already been updated, send the following data and any
 information you think might be pertinent to config-patches@gnu.org to
@@ -1446,16 +1464,16 @@ hostinfo               = `(hostinfo) 2>/dev/null`
 /usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null`
 /usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null`
 
-UNAME_MACHINE = ${UNAME_MACHINE}
-UNAME_RELEASE = ${UNAME_RELEASE}
-UNAME_SYSTEM  = ${UNAME_SYSTEM}
-UNAME_VERSION = ${UNAME_VERSION}
+UNAME_MACHINE = "$UNAME_MACHINE"
+UNAME_RELEASE = "$UNAME_RELEASE"
+UNAME_SYSTEM  = "$UNAME_SYSTEM"
+UNAME_VERSION = "$UNAME_VERSION"
 EOF
 
 exit 1
 
 # Local variables:
-# eval: (add-hook 'write-file-hooks 'time-stamp)
+# eval: (add-hook 'write-file-functions 'time-stamp)
 # time-stamp-start: "timestamp='"
 # time-stamp-format: "%:y-%02m-%02d"
 # time-stamp-end: "'"
diff --git a/build-aux/config.sub b/build-aux/config.sub
index dd2ca93..1d8e98b 100755
--- a/build-aux/config.sub
+++ b/build-aux/config.sub
@@ -1,8 +1,8 @@
 #! /bin/sh
 # Configuration validation subroutine script.
-#   Copyright 1992-2016 Free Software Foundation, Inc.
+#   Copyright 1992-2018 Free Software Foundation, Inc.
 
-timestamp='2016-11-04'
+timestamp='2018-02-22'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -15,7 +15,7 @@ timestamp='2016-11-04'
 # General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# along with this program; if not, see <https://www.gnu.org/licenses/>.
 #
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
@@ -33,7 +33,7 @@ timestamp='2016-11-04'
 # Otherwise, we print the canonical config type on stdout and succeed.
 
 # You can get the latest version of this script from:
-# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub
+# https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub
 
 # This file is supposed to be the same for all GNU packages
 # and recognize all the CPU types, system types and aliases
@@ -57,7 +57,7 @@ Usage: $0 [OPTION] CPU-MFR-OPSYS or ALIAS
 
 Canonicalize a configuration name.
 
-Operation modes:
+Options:
   -h, --help         print this help, then exit
   -t, --time-stamp   print date of last modification, then exit
   -v, --version      print version number, then exit
@@ -67,7 +67,7 @@ Report bugs and patches to <config-patches@gnu.org>."
 version="\
 GNU config.sub ($timestamp)
 
-Copyright 1992-2016 Free Software Foundation, Inc.
+Copyright 1992-2018 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
@@ -94,7 +94,7 @@ while test $# -gt 0 ; do
 
     *local*)
        # First pass through any local machine types.
-       echo $1
+       echo "$1"
        exit ;;
 
     * )
@@ -112,7 +112,7 @@ esac
 
 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
 # Here we must recognize all the valid KERNEL-OS combinations.
-maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
+maybe_os=`echo "$1" | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
 case $maybe_os in
   nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
   linux-musl* | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
@@ -120,16 +120,16 @@ case $maybe_os in
   kopensolaris*-gnu* | cloudabi*-eabi* | \
   storm-chaos* | os2-emx* | rtmk-nova*)
     os=-$maybe_os
-    basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
+    basic_machine=`echo "$1" | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
     ;;
   android-linux)
     os=-linux-android
-    basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`-unknown
+    basic_machine=`echo "$1" | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`-unknown
     ;;
   *)
-    basic_machine=`echo $1 | sed 's/-[^-]*$//'`
-    if [ $basic_machine != $1 ]
-    then os=`echo $1 | sed 's/.*-/-/'`
+    basic_machine=`echo "$1" | sed 's/-[^-]*$//'`
+    if [ "$basic_machine" != "$1" ]
+    then os=`echo "$1" | sed 's/.*-/-/'`
     else os=; fi
     ;;
 esac
@@ -178,44 +178,44 @@ case $os in
 		;;
 	-sco6)
 		os=-sco5v6
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco5)
 		os=-sco3.2v5
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco4)
 		os=-sco3.2v4
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco3.2.[4-9]*)
 		os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco3.2v[4-9]*)
 		# Don't forget version if it is 3.2v4 or newer.
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco5v6*)
 		# Don't forget version if it is 3.2v4 or newer.
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco*)
 		os=-sco3.2v2
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-udk*)
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-isc)
 		os=-isc2.2
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-clix*)
 		basic_machine=clipper-intergraph
 		;;
 	-isc*)
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-lynx*178)
 		os=-lynxos178
@@ -227,10 +227,7 @@ case $os in
 		os=-lynxos
 		;;
 	-ptx*)
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
-		;;
-	-windowsnt*)
-		os=`echo $os | sed -e 's/windowsnt/winnt/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-sequent/'`
 		;;
 	-psos*)
 		os=-psos
@@ -263,7 +260,7 @@ case $basic_machine in
 	| fido | fr30 | frv | ft32 \
 	| h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
 	| hexagon \
-	| i370 | i860 | i960 | ia64 \
+	| i370 | i860 | i960 | ia16 | ia64 \
 	| ip2k | iq2000 \
 	| k1om \
 	| le32 | le64 \
@@ -299,7 +296,7 @@ case $basic_machine in
 	| nios | nios2 | nios2eb | nios2el \
 	| ns16k | ns32k \
 	| open8 | or1k | or1knd | or32 \
-	| pdp10 | pdp11 | pj | pjl \
+	| pdp10 | pj | pjl \
 	| powerpc | powerpc64 | powerpc64le | powerpcle \
 	| pru \
 	| pyramid \
@@ -315,7 +312,7 @@ case $basic_machine in
 	| ubicom32 \
 	| v850 | v850e | v850e1 | v850e2 | v850es | v850e2v3 \
 	| visium \
-	| we32k \
+	| wasm32 \
 	| x86 | xc16x | xstormy16 | xtensa \
 	| z8k | z80)
 		basic_machine=$basic_machine-unknown
@@ -336,7 +333,7 @@ case $basic_machine in
 		basic_machine=$basic_machine-unknown
 		os=-none
 		;;
-	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
+	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65)
 		;;
 	ms1)
 		basic_machine=mt-unknown
@@ -365,7 +362,7 @@ case $basic_machine in
 	  ;;
 	# Object if more than one company name word.
 	*-*-*)
-		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		echo Invalid configuration \`"$1"\': machine \`"$basic_machine"\' not recognized 1>&2
 		exit 1
 		;;
 	# Recognize the basic CPU types with company name.
@@ -388,7 +385,7 @@ case $basic_machine in
 	| h8300-* | h8500-* \
 	| hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \
 	| hexagon-* \
-	| i*86-* | i860-* | i960-* | ia64-* \
+	| i*86-* | i860-* | i960-* | ia16-* | ia64-* \
 	| ip2k-* | iq2000-* \
 	| k1om-* \
 	| le32-* | le64-* \
@@ -446,6 +443,7 @@ case $basic_machine in
 	| v850-* | v850e-* | v850e1-* | v850es-* | v850e2-* | v850e2v3-* \
 	| vax-* \
 	| visium-* \
+	| wasm32-* \
 	| we32k-* \
 	| x86-* | x86_64-* | xc16x-* | xps100-* \
 	| xstormy16-* | xtensa*-* \
@@ -459,7 +457,7 @@ case $basic_machine in
 	# Recognize the various machine names and aliases which stand
 	# for a CPU type and a company and sometimes even an OS.
 	386bsd)
-		basic_machine=i386-unknown
+		basic_machine=i386-pc
 		os=-bsd
 		;;
 	3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
@@ -493,7 +491,7 @@ case $basic_machine in
 		basic_machine=x86_64-pc
 		;;
 	amd64-*)
-		basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=x86_64-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	amdahl)
 		basic_machine=580-amdahl
@@ -538,7 +536,7 @@ case $basic_machine in
 		os=-linux
 		;;
 	blackfin-*)
-		basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=bfin-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		os=-linux
 		;;
 	bluegene*)
@@ -546,13 +544,13 @@ case $basic_machine in
 		os=-cnk
 		;;
 	c54x-*)
-		basic_machine=tic54x-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=tic54x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	c55x-*)
-		basic_machine=tic55x-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=tic55x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	c6x-*)
-		basic_machine=tic6x-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=tic6x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	c90)
 		basic_machine=c90-cray
@@ -641,7 +639,7 @@ case $basic_machine in
 		basic_machine=rs6000-bull
 		os=-bosx
 		;;
-	dpx2* | dpx2*-bull)
+	dpx2*)
 		basic_machine=m68k-bull
 		os=-sysv3
 		;;
@@ -650,7 +648,7 @@ case $basic_machine in
 		os=$os"spe"
 		;;
 	e500v[12]-*)
-		basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=powerpc-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		os=$os"spe"
 		;;
 	ebmon29k)
@@ -742,9 +740,6 @@ case $basic_machine in
 	hp9k8[0-9][0-9] | hp8[0-9][0-9])
 		basic_machine=hppa1.0-hp
 		;;
-	hppa-next)
-		os=-nextstep3
-		;;
 	hppaosf)
 		basic_machine=hppa1.1-hp
 		os=-osf
@@ -757,26 +752,26 @@ case $basic_machine in
 		basic_machine=i370-ibm
 		;;
 	i*86v32)
-		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 		os=-sysv32
 		;;
 	i*86v4*)
-		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 		os=-sysv4
 		;;
 	i*86v)
-		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 		os=-sysv
 		;;
 	i*86sol2)
-		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 		os=-solaris2
 		;;
 	i386mach)
 		basic_machine=i386-mach
 		os=-mach
 		;;
-	i386-vsta | vsta)
+	vsta)
 		basic_machine=i386-unknown
 		os=-vsta
 		;;
@@ -795,19 +790,16 @@ case $basic_machine in
 		os=-sysv
 		;;
 	leon-*|leon[3-9]-*)
-		basic_machine=sparc-`echo $basic_machine | sed 's/-.*//'`
+		basic_machine=sparc-`echo "$basic_machine" | sed 's/-.*//'`
 		;;
 	m68knommu)
 		basic_machine=m68k-unknown
 		os=-linux
 		;;
 	m68knommu-*)
-		basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=m68k-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		os=-linux
 		;;
-	m88k-omron*)
-		basic_machine=m88k-omron
-		;;
 	magnum | m3230)
 		basic_machine=mips-mips
 		os=-sysv
@@ -839,10 +831,10 @@ case $basic_machine in
 		os=-mint
 		;;
 	mips3*-*)
-		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
+		basic_machine=`echo "$basic_machine" | sed -e 's/mips3/mips64/'`
 		;;
 	mips3*)
-		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
+		basic_machine=`echo "$basic_machine" | sed -e 's/mips3/mips64/'`-unknown
 		;;
 	monitor)
 		basic_machine=m68k-rom68k
@@ -861,7 +853,7 @@ case $basic_machine in
 		os=-msdos
 		;;
 	ms1-*)
-		basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
+		basic_machine=`echo "$basic_machine" | sed -e 's/ms1-/mt-/'`
 		;;
 	msys)
 		basic_machine=i686-pc
@@ -903,7 +895,7 @@ case $basic_machine in
 		basic_machine=v70-nec
 		os=-sysv
 		;;
-	next | m*-next )
+	next | m*-next)
 		basic_machine=m68k-next
 		case $os in
 		    -nextstep* )
@@ -948,6 +940,12 @@ case $basic_machine in
 	nsr-tandem)
 		basic_machine=nsr-tandem
 		;;
+	nsv-tandem)
+		basic_machine=nsv-tandem
+		;;
+	nsx-tandem)
+		basic_machine=nsx-tandem
+		;;
 	op50n-* | op60c-*)
 		basic_machine=hppa1.1-oki
 		os=-proelf
@@ -980,7 +978,7 @@ case $basic_machine in
 		os=-linux
 		;;
 	parisc-*)
-		basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=hppa-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		os=-linux
 		;;
 	pbd)
@@ -996,7 +994,7 @@ case $basic_machine in
 		basic_machine=i386-pc
 		;;
 	pc98-*)
-		basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i386-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pentium | p5 | k5 | k6 | nexgen | viac3)
 		basic_machine=i586-pc
@@ -1011,16 +1009,16 @@ case $basic_machine in
 		basic_machine=i786-pc
 		;;
 	pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
-		basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i586-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pentiumpro-* | p6-* | 6x86-* | athlon-*)
-		basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i686-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
-		basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i686-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pentium4-*)
-		basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i786-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pn)
 		basic_machine=pn-gould
@@ -1030,23 +1028,23 @@ case $basic_machine in
 	ppc | ppcbe)	basic_machine=powerpc-unknown
 		;;
 	ppc-* | ppcbe-*)
-		basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=powerpc-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	ppcle | powerpclittle)
 		basic_machine=powerpcle-unknown
 		;;
 	ppcle-* | powerpclittle-*)
-		basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=powerpcle-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	ppc64)	basic_machine=powerpc64-unknown
 		;;
-	ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'`
+	ppc64-*) basic_machine=powerpc64-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	ppc64le | powerpc64little)
 		basic_machine=powerpc64le-unknown
 		;;
 	ppc64le-* | powerpc64little-*)
-		basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=powerpc64le-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	ps2)
 		basic_machine=i386-ibm
@@ -1100,17 +1098,10 @@ case $basic_machine in
 	sequent)
 		basic_machine=i386-sequent
 		;;
-	sh)
-		basic_machine=sh-hitachi
-		os=-hms
-		;;
 	sh5el)
 		basic_machine=sh5le-unknown
 		;;
-	sh64)
-		basic_machine=sh64-unknown
-		;;
-	sparclite-wrs | simso-wrs)
+	simso-wrs)
 		basic_machine=sparclite-wrs
 		os=-vxworks
 		;;
@@ -1129,7 +1120,7 @@ case $basic_machine in
 		os=-sysv4
 		;;
 	strongarm-* | thumb-*)
-		basic_machine=arm-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=arm-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	sun2)
 		basic_machine=m68000-sun
@@ -1251,6 +1242,9 @@ case $basic_machine in
 		basic_machine=hppa1.1-winbond
 		os=-proelf
 		;;
+	x64)
+		basic_machine=x86_64-pc
+		;;
 	xbox)
 		basic_machine=i686-pc
 		os=-mingw32
@@ -1259,20 +1253,12 @@ case $basic_machine in
 		basic_machine=xps100-honeywell
 		;;
 	xscale-* | xscalee[bl]-*)
-		basic_machine=`echo $basic_machine | sed 's/^xscale/arm/'`
+		basic_machine=`echo "$basic_machine" | sed 's/^xscale/arm/'`
 		;;
 	ymp)
 		basic_machine=ymp-cray
 		os=-unicos
 		;;
-	z8k-*-coff)
-		basic_machine=z8k-unknown
-		os=-sim
-		;;
-	z80-*-coff)
-		basic_machine=z80-unknown
-		os=-sim
-		;;
 	none)
 		basic_machine=none-none
 		os=-none
@@ -1301,10 +1287,6 @@ case $basic_machine in
 	vax)
 		basic_machine=vax-dec
 		;;
-	pdp10)
-		# there are many clones, so DEC is not a safe bet
-		basic_machine=pdp10-unknown
-		;;
 	pdp11)
 		basic_machine=pdp11-dec
 		;;
@@ -1314,9 +1296,6 @@ case $basic_machine in
 	sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele)
 		basic_machine=sh-unknown
 		;;
-	sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v)
-		basic_machine=sparc-sun
-		;;
 	cydra)
 		basic_machine=cydra-cydrome
 		;;
@@ -1336,7 +1315,7 @@ case $basic_machine in
 		# Make sure to match an already-canonicalized machine name.
 		;;
 	*)
-		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		echo Invalid configuration \`"$1"\': machine \`"$basic_machine"\' not recognized 1>&2
 		exit 1
 		;;
 esac
@@ -1344,10 +1323,10 @@ esac
 # Here we canonicalize certain aliases for manufacturers.
 case $basic_machine in
 	*-digital*)
-		basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
+		basic_machine=`echo "$basic_machine" | sed 's/digital.*/dec/'`
 		;;
 	*-commodore*)
-		basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
+		basic_machine=`echo "$basic_machine" | sed 's/commodore.*/cbm/'`
 		;;
 	*)
 		;;
@@ -1358,8 +1337,8 @@ esac
 if [ x"$os" != x"" ]
 then
 case $os in
-	# First match some system type aliases
-	# that might get confused with valid system types.
+	# First match some system type aliases that might get confused
+	# with valid system types.
 	# -solaris* is a basic system type, with this one exception.
 	-auroraux)
 		os=-auroraux
@@ -1370,18 +1349,19 @@ case $os in
 	-solaris)
 		os=-solaris2
 		;;
-	-svr4*)
-		os=-sysv4
-		;;
 	-unixware*)
 		os=-sysv4.2uw
 		;;
 	-gnu/linux*)
 		os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
 		;;
-	# First accept the basic system types.
+	# es1800 is here to avoid being matched by es* (a different OS)
+	-es1800*)
+		os=-ose
+		;;
+	# Now accept the basic system types.
 	# The portable systems comes first.
-	# Each alternative MUST END IN A *, to match a version number.
+	# Each alternative MUST end in a * to match a version number.
 	# -sysv* is not here because it comes later, after sysvr4.
 	-gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
 	      | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\
@@ -1391,25 +1371,26 @@ case $os in
 	      | -aos* | -aros* | -cloudabi* | -sortix* \
 	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
 	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
-	      | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
+	      | -hiux* | -knetbsd* | -mirbsd* | -netbsd* \
 	      | -bitrig* | -openbsd* | -solidbsd* | -libertybsd* \
 	      | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \
 	      | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
 	      | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
 	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
-	      | -chorusos* | -chorusrdb* | -cegcc* \
+	      | -chorusos* | -chorusrdb* | -cegcc* | -glidix* \
 	      | -cygwin* | -msys* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
 	      | -midipix* | -mingw32* | -mingw64* | -linux-gnu* | -linux-android* \
 	      | -linux-newlib* | -linux-musl* | -linux-uclibc* \
 	      | -uxpv* | -beos* | -mpeix* | -udk* | -moxiebox* \
-	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
+	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* \
 	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
 	      | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
 	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
-	      | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
+	      | -morphos* | -superux* | -rtmk* | -windiss* \
 	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
 	      | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es* \
-	      | -onefs* | -tirtos* | -phoenix* | -fuchsia*)
+	      | -onefs* | -tirtos* | -phoenix* | -fuchsia* | -redox* | -bme* \
+	      | -midnightbsd*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
 	-qnx*)
@@ -1426,12 +1407,12 @@ case $os in
 	-nto*)
 		os=`echo $os | sed -e 's|nto|nto-qnx|'`
 		;;
-	-sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
-	      | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
+	-sim | -xray | -os68k* | -v88r* \
+	      | -windows* | -osx | -abug | -netware* | -os9* \
 	      | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
 		;;
 	-mac*)
-		os=`echo $os | sed -e 's|mac|macos|'`
+		os=`echo "$os" | sed -e 's|mac|macos|'`
 		;;
 	-linux-dietlibc)
 		os=-linux-dietlibc
@@ -1440,10 +1421,10 @@ case $os in
 		os=`echo $os | sed -e 's|linux|linux-gnu|'`
 		;;
 	-sunos5*)
-		os=`echo $os | sed -e 's|sunos5|solaris2|'`
+		os=`echo "$os" | sed -e 's|sunos5|solaris2|'`
 		;;
 	-sunos6*)
-		os=`echo $os | sed -e 's|sunos6|solaris3|'`
+		os=`echo "$os" | sed -e 's|sunos6|solaris3|'`
 		;;
 	-opened*)
 		os=-openedition
@@ -1454,12 +1435,6 @@ case $os in
 	-wince*)
 		os=-wince
 		;;
-	-osfrose*)
-		os=-osfrose
-		;;
-	-osf*)
-		os=-osf
-		;;
 	-utek*)
 		os=-bsd
 		;;
@@ -1484,7 +1459,7 @@ case $os in
 	-nova*)
 		os=-rtmk-nova
 		;;
-	-ns2 )
+	-ns2)
 		os=-nextstep2
 		;;
 	-nsk*)
@@ -1506,7 +1481,7 @@ case $os in
 	-oss*)
 		os=-sysv3
 		;;
-	-svr4)
+	-svr4*)
 		os=-sysv4
 		;;
 	-svr3)
@@ -1521,24 +1496,28 @@ case $os in
 	-ose*)
 		os=-ose
 		;;
-	-es1800*)
-		os=-ose
-		;;
-	-xenix)
-		os=-xenix
-		;;
 	-*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
 		os=-mint
 		;;
-	-aros*)
-		os=-aros
-		;;
 	-zvmoe)
 		os=-zvmoe
 		;;
 	-dicos*)
 		os=-dicos
 		;;
+	-pikeos*)
+		# Until real need of OS specific support for
+		# particular features comes up, bare metal
+		# configurations are quite functional.
+		case $basic_machine in
+		    arm*)
+			os=-eabi
+			;;
+		    *)
+			os=-elf
+			;;
+		esac
+		;;
 	-nacl*)
 		;;
 	-ios)
@@ -1548,7 +1527,7 @@ case $os in
 	*)
 		# Get rid of the `-' at the beginning of $os.
 		os=`echo $os | sed 's/[^-]*-//'`
-		echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
+		echo Invalid configuration \`"$1"\': system \`"$os"\' not recognized 1>&2
 		exit 1
 		;;
 esac
@@ -1638,12 +1617,12 @@ case $basic_machine in
 	sparc-* | *-sun)
 		os=-sunos4.1.1
 		;;
+	pru-*)
+		os=-elf
+		;;
 	*-be)
 		os=-beos
 		;;
-	*-haiku)
-		os=-haiku
-		;;
 	*-ibm)
 		os=-aix
 		;;
@@ -1683,7 +1662,7 @@ case $basic_machine in
 	m88k-omron*)
 		os=-luna
 		;;
-	*-next )
+	*-next)
 		os=-nextstep
 		;;
 	*-sequent)
@@ -1698,9 +1677,6 @@ case $basic_machine in
 	i370-*)
 		os=-mvs
 		;;
-	*-next)
-		os=-nextstep3
-		;;
 	*-gould)
 		os=-sysv
 		;;
@@ -1810,15 +1786,15 @@ case $basic_machine in
 				vendor=stratus
 				;;
 		esac
-		basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
+		basic_machine=`echo "$basic_machine" | sed "s/unknown/$vendor/"`
 		;;
 esac
 
-echo $basic_machine$os
+echo "$basic_machine$os"
 exit
 
 # Local variables:
-# eval: (add-hook 'write-file-hooks 'time-stamp)
+# eval: (add-hook 'write-file-functions 'time-stamp)
 # time-stamp-start: "timestamp='"
 # time-stamp-format: "%:y-%02m-%02d"
 # time-stamp-end: "'"
diff --git a/configure b/configure
index c7c093b..706f268 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for Logstalgia 1.1.0.
+# Generated by GNU Autoconf 2.69 for Logstalgia 1.1.2.
 #
 # Report bugs to <acaudwell@gmail.com>.
 #
@@ -580,8 +580,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='Logstalgia'
 PACKAGE_TARNAME='logstalgia'
-PACKAGE_VERSION='1.1.0'
-PACKAGE_STRING='Logstalgia 1.1.0'
+PACKAGE_VERSION='1.1.2'
+PACKAGE_STRING='Logstalgia 1.1.2'
 PACKAGE_BUGREPORT='acaudwell@gmail.com'
 PACKAGE_URL=''
 
@@ -1338,7 +1338,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures Logstalgia 1.1.0 to adapt to many kinds of systems.
+\`configure' configures Logstalgia 1.1.2 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1413,7 +1413,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of Logstalgia 1.1.0:";;
+     short | recursive ) echo "Configuration of Logstalgia 1.1.2:";;
    esac
   cat <<\_ACEOF
 
@@ -1535,7 +1535,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-Logstalgia configure 1.1.0
+Logstalgia configure 1.1.2
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2147,7 +2147,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by Logstalgia $as_me 1.1.0, which was
+It was created by Logstalgia $as_me 1.1.2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -3012,7 +3012,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='logstalgia'
- VERSION='1.1.0'
+ VERSION='1.1.2'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -6881,15 +6881,14 @@ done
 # Check whether --with-boost was given.
 if test "${with_boost+set}" = set; then :
   withval=$with_boost;
-    if test "$withval" = "no"; then
-        want_boost="no"
-    elif test "$withval" = "yes"; then
-        want_boost="yes"
-        ac_boost_path=""
-    else
-        want_boost="yes"
-        ac_boost_path="$withval"
-    fi
+     case $withval in #(
+  no) :
+    want_boost="no";_AX_BOOST_BASE_boost_path="" ;; #(
+  yes) :
+    want_boost="yes";_AX_BOOST_BASE_boost_path="" ;; #(
+  *) :
+    want_boost="yes";_AX_BOOST_BASE_boost_path="$withval" ;;
+esac
 
 else
   want_boost="yes"
@@ -6901,75 +6900,121 @@ fi
 # Check whether --with-boost-libdir was given.
 if test "${with_boost_libdir+set}" = set; then :
   withval=$with_boost_libdir;
-        if test -d "$withval"
-        then
-                ac_boost_lib_path="$withval"
-        else
-                as_fn_error $? "--with-boost-libdir expected directory name" "$LINENO" 5
-        fi
-
+   if test -d "$withval"; then :
+  _AX_BOOST_BASE_boost_lib_path="$withval"
 else
-  ac_boost_lib_path=""
+  as_fn_error $? "--with-boost-libdir expected directory name" "$LINENO" 5
+fi
 
+else
+  _AX_BOOST_BASE_boost_lib_path=""
 fi
 
 
-if test "x$want_boost" = "xyes"; then
-    boost_lib_version_req=1.46
-    boost_lib_version_req_shorten=`expr $boost_lib_version_req : '\([0-9]*\.[0-9]*\)'`
-    boost_lib_version_req_major=`expr $boost_lib_version_req : '\([0-9]*\)'`
-    boost_lib_version_req_minor=`expr $boost_lib_version_req : '[0-9]*\.\([0-9]*\)'`
-    boost_lib_version_req_sub_minor=`expr $boost_lib_version_req : '[0-9]*\.[0-9]*\.\([0-9]*\)'`
-    if test "x$boost_lib_version_req_sub_minor" = "x" ; then
-        boost_lib_version_req_sub_minor="0"
-        fi
-    WANT_BOOST_VERSION=`expr $boost_lib_version_req_major \* 100000 \+  $boost_lib_version_req_minor \* 100 \+ $boost_lib_version_req_sub_minor`
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for boostlib >= $boost_lib_version_req" >&5
-$as_echo_n "checking for boostlib >= $boost_lib_version_req... " >&6; }
+BOOST_LDFLAGS=""
+BOOST_CPPFLAGS=""
+if test "x$want_boost" = "xyes"; then :
+
+
+  if test "x1.46" = "x"; then :
+  _AX_BOOST_BASE_TONUMERICVERSION_req="1.20.0"
+else
+  _AX_BOOST_BASE_TONUMERICVERSION_req="1.46"
+fi
+  _AX_BOOST_BASE_TONUMERICVERSION_req_shorten=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req : '\([0-9]*\.[0-9]*\)'`
+  _AX_BOOST_BASE_TONUMERICVERSION_req_major=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req : '\([0-9]*\)'`
+  if test "x$_AX_BOOST_BASE_TONUMERICVERSION_req_major" = "x"; then :
+  as_fn_error $? "You should at least specify libboost major version" "$LINENO" 5
+fi
+  _AX_BOOST_BASE_TONUMERICVERSION_req_minor=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req : '[0-9]*\.\([0-9]*\)'`
+  if test "x$_AX_BOOST_BASE_TONUMERICVERSION_req_minor" = "x"; then :
+  _AX_BOOST_BASE_TONUMERICVERSION_req_minor="0"
+fi
+  _AX_BOOST_BASE_TONUMERICVERSION_req_sub_minor=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req : '[0-9]*\.[0-9]*\.\([0-9]*\)'`
+  if test "X$_AX_BOOST_BASE_TONUMERICVERSION_req_sub_minor" = "X"; then :
+  _AX_BOOST_BASE_TONUMERICVERSION_req_sub_minor="0"
+fi
+  _AX_BOOST_BASE_TONUMERICVERSION_RET=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req_major \* 100000 \+  $_AX_BOOST_BASE_TONUMERICVERSION_req_minor \* 100 \+ $_AX_BOOST_BASE_TONUMERICVERSION_req_sub_minor`
+  WANT_BOOST_VERSION=$_AX_BOOST_BASE_TONUMERICVERSION_RET
+
     succeeded=no
 
-                        libsubdirs="lib"
-    ax_arch=`uname -m`
-    case $ax_arch in
-      x86_64|ppc64|s390x|sparc64|aarch64)
-        libsubdirs="lib64 lib lib64"
-        ;;
-    esac
 
 
-    libsubdirs="lib/${host_cpu}-${host_os} $libsubdirs"
+                        case ${host_cpu} in #(
+  x86_64) :
+    libsubdirs="lib64 libx32 lib lib64" ;; #(
+  ppc64|s390x|sparc64|aarch64|ppc64le) :
+    libsubdirs="lib64 lib lib64" ;; #(
+  *) :
+    libsubdirs="lib"
+     ;;
+esac
 
-    case ${host_cpu} in
-      i?86)
-        libsubdirs="lib/i386-${host_os} $libsubdirs"
-        ;;
-    esac
+                case ${host_cpu} in #(
+  i?86) :
+    multiarch_libsubdir="lib/i386-${host_os}" ;; #(
+  *) :
+    multiarch_libsubdir="lib/${host_cpu}-${host_os}"
+     ;;
+esac
 
-                if test "$ac_boost_path" != ""; then
-        BOOST_CPPFLAGS="-I$ac_boost_path/include"
-        for ac_boost_path_tmp in $libsubdirs; do
-                if test -d "$ac_boost_path"/"$ac_boost_path_tmp" ; then
-                        BOOST_LDFLAGS="-L$ac_boost_path/$ac_boost_path_tmp"
-                        break
-                fi
-        done
-    elif test "$cross_compiling" != yes; then
-        for ac_boost_path_tmp in /usr /usr/local /opt /opt/local ; do
-            if test -d "$ac_boost_path_tmp/include/boost" && test -r "$ac_boost_path_tmp/include/boost"; then
-                for libsubdir in $libsubdirs ; do
-                    if ls "$ac_boost_path_tmp/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
+                if test "x$_AX_BOOST_BASE_boost_path" != "x"; then :
+
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for boostlib >= 1.46 ($WANT_BOOST_VERSION) includes in \"$_AX_BOOST_BASE_boost_path/include\"" >&5
+$as_echo_n "checking for boostlib >= 1.46 ($WANT_BOOST_VERSION) includes in \"$_AX_BOOST_BASE_boost_path/include\"... " >&6; }
+         if test -d "$_AX_BOOST_BASE_boost_path/include" && test -r "$_AX_BOOST_BASE_boost_path/include"; then :
+
+           { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+           BOOST_CPPFLAGS="-I$_AX_BOOST_BASE_boost_path/include"
+           for _AX_BOOST_BASE_boost_path_tmp in $multiarch_libsubdir $libsubdirs; do
+                { $as_echo "$as_me:${as_lineno-$LINENO}: checking for boostlib >= 1.46 ($WANT_BOOST_VERSION) lib path in \"$_AX_BOOST_BASE_boost_path/$_AX_BOOST_BASE_boost_path_tmp\"" >&5
+$as_echo_n "checking for boostlib >= 1.46 ($WANT_BOOST_VERSION) lib path in \"$_AX_BOOST_BASE_boost_path/$_AX_BOOST_BASE_boost_path_tmp\"... " >&6; }
+                if test -d "$_AX_BOOST_BASE_boost_path/$_AX_BOOST_BASE_boost_path_tmp" && test -r "$_AX_BOOST_BASE_boost_path/$_AX_BOOST_BASE_boost_path_tmp" ; then :
+
+                        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+                        BOOST_LDFLAGS="-L$_AX_BOOST_BASE_boost_path/$_AX_BOOST_BASE_boost_path_tmp";
+                        break;
+
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+           done
+else
+
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+else
+
+        if test X"$cross_compiling" = Xyes; then
+            search_libsubdirs=$multiarch_libsubdir
+        else
+            search_libsubdirs="$multiarch_libsubdir $libsubdirs"
+        fi
+        for _AX_BOOST_BASE_boost_path_tmp in /usr /usr/local /opt /opt/local ; do
+            if test -d "$_AX_BOOST_BASE_boost_path_tmp/include/boost" && test -r "$_AX_BOOST_BASE_boost_path_tmp/include/boost" ; then
+                for libsubdir in $search_libsubdirs ; do
+                    if ls "$_AX_BOOST_BASE_boost_path_tmp/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
                 done
-                BOOST_LDFLAGS="-L$ac_boost_path_tmp/$libsubdir"
-                BOOST_CPPFLAGS="-I$ac_boost_path_tmp/include"
+                BOOST_LDFLAGS="-L$_AX_BOOST_BASE_boost_path_tmp/$libsubdir"
+                BOOST_CPPFLAGS="-I$_AX_BOOST_BASE_boost_path_tmp/include"
                 break;
             fi
         done
-    fi
 
-            if test "$ac_boost_lib_path" != ""; then
-       BOOST_LDFLAGS="-L$ac_boost_lib_path"
-    fi
+fi
+
+            if test "x$_AX_BOOST_BASE_boost_lib_path" != "x"; then :
+  BOOST_LDFLAGS="-L$_AX_BOOST_BASE_boost_lib_path"
+fi
 
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for boostlib >= 1.46 ($WANT_BOOST_VERSION)" >&5
+$as_echo_n "checking for boostlib >= 1.46 ($WANT_BOOST_VERSION)... " >&6; }
     CPPFLAGS_SAVED="$CPPFLAGS"
     CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS"
     export CPPFLAGS
@@ -6988,17 +7033,13 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-    #include <boost/version.hpp>
+#include <boost/version.hpp>
 
 int
 main ()
 {
 
-    #if BOOST_VERSION >= $WANT_BOOST_VERSION
-    // Everything is okay
-    #else
-    #  error Boost version is too old
-    #endif
+(void) ((void)sizeof(char[1 - 2*!!((BOOST_VERSION) < ($WANT_BOOST_VERSION))]));
 
   ;
   return 0;
@@ -7022,30 +7063,47 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
 
 
-            if test "x$succeeded" != "xyes"; then
+            if test "x$succeeded" != "xyes" ; then
+        CPPFLAGS="$CPPFLAGS_SAVED"
+        LDFLAGS="$LDFLAGS_SAVED"
+        BOOST_CPPFLAGS=
+        if test -z "$_AX_BOOST_BASE_boost_lib_path" ; then
+            BOOST_LDFLAGS=
+        fi
         _version=0
-        if test "$ac_boost_path" != ""; then
-            if test -d "$ac_boost_path" && test -r "$ac_boost_path"; then
-                for i in `ls -d $ac_boost_path/include/boost-* 2>/dev/null`; do
-                    _version_tmp=`echo $i | sed "s#$ac_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'`
+        if test -n "$_AX_BOOST_BASE_boost_path" ; then
+            if test -d "$_AX_BOOST_BASE_boost_path" && test -r "$_AX_BOOST_BASE_boost_path"; then
+                for i in `ls -d $_AX_BOOST_BASE_boost_path/include/boost-* 2>/dev/null`; do
+                    _version_tmp=`echo $i | sed "s#$_AX_BOOST_BASE_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'`
                     V_CHECK=`expr $_version_tmp \> $_version`
-                    if test "$V_CHECK" = "1" ; then
+                    if test "x$V_CHECK" = "x1" ; then
                         _version=$_version_tmp
                     fi
                     VERSION_UNDERSCORE=`echo $_version | sed 's/\./_/'`
-                    BOOST_CPPFLAGS="-I$ac_boost_path/include/boost-$VERSION_UNDERSCORE"
+                    BOOST_CPPFLAGS="-I$_AX_BOOST_BASE_boost_path/include/boost-$VERSION_UNDERSCORE"
                 done
+                                if test -z "$BOOST_CPPFLAGS"; then
+                    if test -d "$_AX_BOOST_BASE_boost_path/boost" && test -r "$_AX_BOOST_BASE_boost_path/boost"; then
+                        BOOST_CPPFLAGS="-I$_AX_BOOST_BASE_boost_path"
+                    fi
+                fi
+                                                if test -n "$BOOST_CPPFLAGS" && test -z "$BOOST_LDFLAGS"; then
+                    for libsubdir in $libsubdirs ; do
+                        if ls "$_AX_BOOST_BASE_boost_path/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
+                    done
+                    BOOST_LDFLAGS="-L$_AX_BOOST_BASE_boost_path/$libsubdir"
+                fi
             fi
         else
-            if test "$cross_compiling" != yes; then
-                for ac_boost_path in /usr /usr/local /opt /opt/local ; do
-                    if test -d "$ac_boost_path" && test -r "$ac_boost_path"; then
-                        for i in `ls -d $ac_boost_path/include/boost-* 2>/dev/null`; do
-                            _version_tmp=`echo $i | sed "s#$ac_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'`
+            if test "x$cross_compiling" != "xyes" ; then
+                for _AX_BOOST_BASE_boost_path in /usr /usr/local /opt /opt/local ; do
+                    if test -d "$_AX_BOOST_BASE_boost_path" && test -r "$_AX_BOOST_BASE_boost_path" ; then
+                        for i in `ls -d $_AX_BOOST_BASE_boost_path/include/boost-* 2>/dev/null`; do
+                            _version_tmp=`echo $i | sed "s#$_AX_BOOST_BASE_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'`
                             V_CHECK=`expr $_version_tmp \> $_version`
-                            if test "$V_CHECK" = "1" ; then
+                            if test "x$V_CHECK" = "x1" ; then
                                 _version=$_version_tmp
-                                best_path=$ac_boost_path
+                                best_path=$_AX_BOOST_BASE_boost_path
                             fi
                         done
                     fi
@@ -7053,7 +7111,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
                 VERSION_UNDERSCORE=`echo $_version | sed 's/\./_/'`
                 BOOST_CPPFLAGS="-I$best_path/include/boost-$VERSION_UNDERSCORE"
-                if test "$ac_boost_lib_path" = ""; then
+                if test -z "$_AX_BOOST_BASE_boost_lib_path" ; then
                     for libsubdir in $libsubdirs ; do
                         if ls "$best_path/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
                     done
@@ -7061,7 +7119,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
                 fi
             fi
 
-            if test "x$BOOST_ROOT" != "x"; then
+            if test -n "$BOOST_ROOT" ; then
                 for libsubdir in $libsubdirs ; do
                     if ls "$BOOST_ROOT/stage/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
                 done
@@ -7070,7 +7128,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
                     stage_version=`echo $version_dir | sed 's/boost_//' | sed 's/_/./g'`
                         stage_version_shorten=`expr $stage_version : '\([0-9]*\.[0-9]*\)'`
                     V_CHECK=`expr $stage_version_shorten \>\= $_version`
-                    if test "$V_CHECK" = "1" -a "$ac_boost_lib_path" = "" ; then
+                    if test "x$V_CHECK" = "x1" && test -z "$_AX_BOOST_BASE_boost_lib_path" ; then
                         { $as_echo "$as_me:${as_lineno-$LINENO}: We will use a staged boost library from $BOOST_ROOT" >&5
 $as_echo "$as_me: We will use a staged boost library from $BOOST_ROOT" >&6;}
                         BOOST_CPPFLAGS="-I$BOOST_ROOT"
@@ -7094,17 +7152,13 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-        #include <boost/version.hpp>
+#include <boost/version.hpp>
 
 int
 main ()
 {
 
-        #if BOOST_VERSION >= $WANT_BOOST_VERSION
-        // Everything is okay
-        #else
-        #  error Boost version is too old
-        #endif
+(void) ((void)sizeof(char[1 - 2*!!((BOOST_VERSION) < ($WANT_BOOST_VERSION))]));
 
   ;
   return 0;
@@ -7127,10 +7181,10 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
     fi
 
-    if test "$succeeded" != "yes" ; then
-        if test "$_version" = "0" ; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: We could not detect the boost libraries (version $boost_lib_version_req_shorten or higher). If you have a staged boost library (still not installed) please specify \$BOOST_ROOT in your environment and do not give a PATH to --with-boost option.  If you are sure you have boost installed, then check your version number looking in <boost/version.hpp>. See http://randspringer.de/boost for more documentation." >&5
-$as_echo "$as_me: We could not detect the boost libraries (version $boost_lib_version_req_shorten or higher). If you have a staged boost library (still not installed) please specify \$BOOST_ROOT in your environment and do not give a PATH to --with-boost option.  If you are sure you have boost installed, then check your version number looking in <boost/version.hpp>. See http://randspringer.de/boost for more documentation." >&6;}
+    if test "x$succeeded" != "xyes" ; then
+        if test "x$_version" = "x0" ; then
+            { $as_echo "$as_me:${as_lineno-$LINENO}: We could not detect the boost libraries (version 1.46 or higher). If you have a staged boost library (still not installed) please specify \$BOOST_ROOT in your environment and do not give a PATH to --with-boost option.  If you are sure you have boost installed, then check your version number looking in <boost/version.hpp>. See http://randspringer.de/boost for more documentation." >&5
+$as_echo "$as_me: We could not detect the boost libraries (version 1.46 or higher). If you have a staged boost library (still not installed) please specify \$BOOST_ROOT in your environment and do not give a PATH to --with-boost option.  If you are sure you have boost installed, then check your version number looking in <boost/version.hpp>. See http://randspringer.de/boost for more documentation." >&6;}
         else
             { $as_echo "$as_me:${as_lineno-$LINENO}: Your boost libraries seems to old (version $_version)." >&5
 $as_echo "$as_me: Your boost libraries seems to old (version $_version)." >&6;}
@@ -7139,8 +7193,6 @@ $as_echo "$as_me: Your boost libraries seems to old (version $_version)." >&6;}
         as_fn_error $? "Boost Base >= 1.46 is required. Please see INSTALL" "$LINENO" 5
     else
 
-
-
 $as_echo "#define HAVE_BOOST /**/" >>confdefs.h
 
         # execute ACTION-IF-FOUND (if present):
@@ -7149,9 +7201,12 @@ $as_echo "#define HAVE_BOOST /**/" >>confdefs.h
 
     CPPFLAGS="$CPPFLAGS_SAVED"
     LDFLAGS="$LDFLAGS_SAVED"
+
+
 fi
 
 
+
 CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS"
 
 #GLM
@@ -7758,7 +7813,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by Logstalgia $as_me 1.1.0, which was
+This file was extended by Logstalgia $as_me 1.1.2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -7815,7 +7870,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-Logstalgia config.status 1.1.0
+Logstalgia config.status 1.1.2
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index 607ec03..1b0ef53 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@
 
 AC_PREREQ(2.61)
 
-AC_INIT(Logstalgia, 1.1.0, [acaudwell@gmail.com])
+AC_INIT(Logstalgia, 1.1.2, [acaudwell@gmail.com])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_SRCDIR([src/main.cpp])
 
diff --git a/data/logstalgia.1 b/data/logstalgia.1
index d43ba4e..7f5c424 100644
--- a/data/logstalgia.1
+++ b/data/logstalgia.1
@@ -117,12 +117,12 @@ List of one or more request fields that are shown when the user hovers the mouse
     log_entry     \- full log entry
     pid           \- the pid of the instance that handled the request
 
-Separate multiple fields with commas (eg 'path,hostname')
+Separate multiple fields with commas (eg "path,hostname")
 .TP
 \fB\-\-sync\fR
 Read from STDIN, ignoring entries before the current time.
 .TP
-\fB\-\-from, \-\-to 'YYYY\-MM\-DD hh:mm:ss +tz'\fR
+\fB\-\-from, \-\-to "YYYY\-MM\-DD hh:mm:ss +tz"\fR
 Show entries from a specific time period.
 
 If a time zone offset isn't specified the local time zone is used.
diff --git a/debian/changelog b/debian/changelog
index 828611f..21982e7 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+logstalgia (1.1.2-1) UNRELEASED; urgency=low
+
+  * New upstream release.
+
+ -- Debian Janitor <janitor@jelmer.uk>  Sat, 07 May 2022 04:31:05 -0000
+
 logstalgia (1.1.0-2) unstable; urgency=medium
 
   [ Andrew Caudwell ]
diff --git a/m4/ax_boost_base.m4 b/m4/ax_boost_base.m4
index 8e6ee9a..2bce519 100644
--- a/m4/ax_boost_base.m4
+++ b/m4/ax_boost_base.m4
@@ -1,5 +1,5 @@
 # ===========================================================================
-#       http://www.gnu.org/software/autoconf-archive/ax_boost_base.html
+#      https://www.gnu.org/software/autoconf-archive/ax_boost_base.html
 # ===========================================================================
 #
 # SYNOPSIS
@@ -33,7 +33,15 @@
 #   and this notice are preserved. This file is offered as-is, without any
 #   warranty.
 
-#serial 23
+#serial 43
+
+# example boost program (need to pass version)
+m4_define([_AX_BOOST_BASE_PROGRAM],
+          [AC_LANG_PROGRAM([[
+#include <boost/version.hpp>
+]],[[
+(void) ((void)sizeof(char[1 - 2*!!((BOOST_VERSION) < ($1))]));
+]])])
 
 AC_DEFUN([AX_BOOST_BASE],
 [
@@ -44,101 +52,121 @@ AC_ARG_WITH([boost],
      or disable it (ARG=no)
      @<:@ARG=yes@:>@ ])],
     [
-    if test "$withval" = "no"; then
-        want_boost="no"
-    elif test "$withval" = "yes"; then
-        want_boost="yes"
-        ac_boost_path=""
-    else
-        want_boost="yes"
-        ac_boost_path="$withval"
-    fi
+     AS_CASE([$withval],
+       [no],[want_boost="no";_AX_BOOST_BASE_boost_path=""],
+       [yes],[want_boost="yes";_AX_BOOST_BASE_boost_path=""],
+       [want_boost="yes";_AX_BOOST_BASE_boost_path="$withval"])
     ],
     [want_boost="yes"])
 
 
 AC_ARG_WITH([boost-libdir],
-        AS_HELP_STRING([--with-boost-libdir=LIB_DIR],
-        [Force given directory for boost libraries. Note that this will override library path detection, so use this parameter only if default library detection fails and you know exactly where your boost libraries are located.]),
-        [
-        if test -d "$withval"
-        then
-                ac_boost_lib_path="$withval"
-        else
-                AC_MSG_ERROR(--with-boost-libdir expected directory name)
-        fi
-        ],
-        [ac_boost_lib_path=""]
-)
+  [AS_HELP_STRING([--with-boost-libdir=LIB_DIR],
+    [Force given directory for boost libraries.
+     Note that this will override library path detection,
+     so use this parameter only if default library detection fails
+     and you know exactly where your boost libraries are located.])],
+  [
+   AS_IF([test -d "$withval"],
+         [_AX_BOOST_BASE_boost_lib_path="$withval"],
+    [AC_MSG_ERROR([--with-boost-libdir expected directory name])])
+  ],
+  [_AX_BOOST_BASE_boost_lib_path=""])
 
-if test "x$want_boost" = "xyes"; then
-    boost_lib_version_req=ifelse([$1], ,1.20.0,$1)
-    boost_lib_version_req_shorten=`expr $boost_lib_version_req : '\([[0-9]]*\.[[0-9]]*\)'`
-    boost_lib_version_req_major=`expr $boost_lib_version_req : '\([[0-9]]*\)'`
-    boost_lib_version_req_minor=`expr $boost_lib_version_req : '[[0-9]]*\.\([[0-9]]*\)'`
-    boost_lib_version_req_sub_minor=`expr $boost_lib_version_req : '[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)'`
-    if test "x$boost_lib_version_req_sub_minor" = "x" ; then
-        boost_lib_version_req_sub_minor="0"
-        fi
-    WANT_BOOST_VERSION=`expr $boost_lib_version_req_major \* 100000 \+  $boost_lib_version_req_minor \* 100 \+ $boost_lib_version_req_sub_minor`
-    AC_MSG_CHECKING(for boostlib >= $boost_lib_version_req)
+BOOST_LDFLAGS=""
+BOOST_CPPFLAGS=""
+AS_IF([test "x$want_boost" = "xyes"],
+      [_AX_BOOST_BASE_RUNDETECT([$1],[$2],[$3])])
+AC_SUBST(BOOST_CPPFLAGS)
+AC_SUBST(BOOST_LDFLAGS)
+])
+
+
+# convert a version string in $2 to numeric and affect to polymorphic var $1
+AC_DEFUN([_AX_BOOST_BASE_TONUMERICVERSION],[
+  AS_IF([test "x$2" = "x"],[_AX_BOOST_BASE_TONUMERICVERSION_req="1.20.0"],[_AX_BOOST_BASE_TONUMERICVERSION_req="$2"])
+  _AX_BOOST_BASE_TONUMERICVERSION_req_shorten=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req : '\([[0-9]]*\.[[0-9]]*\)'`
+  _AX_BOOST_BASE_TONUMERICVERSION_req_major=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req : '\([[0-9]]*\)'`
+  AS_IF([test "x$_AX_BOOST_BASE_TONUMERICVERSION_req_major" = "x"],
+        [AC_MSG_ERROR([You should at least specify libboost major version])])
+  _AX_BOOST_BASE_TONUMERICVERSION_req_minor=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req : '[[0-9]]*\.\([[0-9]]*\)'`
+  AS_IF([test "x$_AX_BOOST_BASE_TONUMERICVERSION_req_minor" = "x"],
+        [_AX_BOOST_BASE_TONUMERICVERSION_req_minor="0"])
+  _AX_BOOST_BASE_TONUMERICVERSION_req_sub_minor=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req : '[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)'`
+  AS_IF([test "X$_AX_BOOST_BASE_TONUMERICVERSION_req_sub_minor" = "X"],
+        [_AX_BOOST_BASE_TONUMERICVERSION_req_sub_minor="0"])
+  _AX_BOOST_BASE_TONUMERICVERSION_RET=`expr $_AX_BOOST_BASE_TONUMERICVERSION_req_major \* 100000 \+  $_AX_BOOST_BASE_TONUMERICVERSION_req_minor \* 100 \+ $_AX_BOOST_BASE_TONUMERICVERSION_req_sub_minor`
+  AS_VAR_SET($1,$_AX_BOOST_BASE_TONUMERICVERSION_RET)
+])
+
+dnl Run the detection of boost should be run only if $want_boost
+AC_DEFUN([_AX_BOOST_BASE_RUNDETECT],[
+    _AX_BOOST_BASE_TONUMERICVERSION(WANT_BOOST_VERSION,[$1])
     succeeded=no
 
+
+    AC_REQUIRE([AC_CANONICAL_HOST])
     dnl On 64-bit systems check for system libraries in both lib64 and lib.
     dnl The former is specified by FHS, but e.g. Debian does not adhere to
     dnl this (as it rises problems for generic multi-arch support).
     dnl The last entry in the list is chosen by default when no libraries
     dnl are found, e.g. when only header-only libraries are installed!
-    libsubdirs="lib"
-    ax_arch=`uname -m`
-    case $ax_arch in
-      x86_64|ppc64|s390x|sparc64|aarch64)
-        libsubdirs="lib64 lib lib64"
-        ;;
-    esac
+    AS_CASE([${host_cpu}],
+      [x86_64],[libsubdirs="lib64 libx32 lib lib64"],
+      [ppc64|s390x|sparc64|aarch64|ppc64le],[libsubdirs="lib64 lib lib64"],
+      [libsubdirs="lib"]
+    )
 
     dnl allow for real multi-arch paths e.g. /usr/lib/x86_64-linux-gnu. Give
     dnl them priority over the other paths since, if libs are found there, they
     dnl are almost assuredly the ones desired.
-    AC_REQUIRE([AC_CANONICAL_HOST])
-    libsubdirs="lib/${host_cpu}-${host_os} $libsubdirs"
-
-    case ${host_cpu} in
-      i?86)
-        libsubdirs="lib/i386-${host_os} $libsubdirs"
-        ;;
-    esac
+    AS_CASE([${host_cpu}],
+      [i?86],[multiarch_libsubdir="lib/i386-${host_os}"],
+      [multiarch_libsubdir="lib/${host_cpu}-${host_os}"]
+    )
 
     dnl first we check the system location for boost libraries
     dnl this location ist chosen if boost libraries are installed with the --layout=system option
     dnl or if you install boost with RPM
-    if test "$ac_boost_path" != ""; then
-        BOOST_CPPFLAGS="-I$ac_boost_path/include"
-        for ac_boost_path_tmp in $libsubdirs; do
-                if test -d "$ac_boost_path"/"$ac_boost_path_tmp" ; then
-                        BOOST_LDFLAGS="-L$ac_boost_path/$ac_boost_path_tmp"
-                        break
-                fi
-        done
-    elif test "$cross_compiling" != yes; then
-        for ac_boost_path_tmp in /usr /usr/local /opt /opt/local ; do
-            if test -d "$ac_boost_path_tmp/include/boost" && test -r "$ac_boost_path_tmp/include/boost"; then
-                for libsubdir in $libsubdirs ; do
-                    if ls "$ac_boost_path_tmp/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
+    AS_IF([test "x$_AX_BOOST_BASE_boost_path" != "x"],[
+        AC_MSG_CHECKING([for boostlib >= $1 ($WANT_BOOST_VERSION) includes in "$_AX_BOOST_BASE_boost_path/include"])
+         AS_IF([test -d "$_AX_BOOST_BASE_boost_path/include" && test -r "$_AX_BOOST_BASE_boost_path/include"],[
+           AC_MSG_RESULT([yes])
+           BOOST_CPPFLAGS="-I$_AX_BOOST_BASE_boost_path/include"
+           for _AX_BOOST_BASE_boost_path_tmp in $multiarch_libsubdir $libsubdirs; do
+                AC_MSG_CHECKING([for boostlib >= $1 ($WANT_BOOST_VERSION) lib path in "$_AX_BOOST_BASE_boost_path/$_AX_BOOST_BASE_boost_path_tmp"])
+                AS_IF([test -d "$_AX_BOOST_BASE_boost_path/$_AX_BOOST_BASE_boost_path_tmp" && test -r "$_AX_BOOST_BASE_boost_path/$_AX_BOOST_BASE_boost_path_tmp" ],[
+                        AC_MSG_RESULT([yes])
+                        BOOST_LDFLAGS="-L$_AX_BOOST_BASE_boost_path/$_AX_BOOST_BASE_boost_path_tmp";
+                        break;
+                ],
+      [AC_MSG_RESULT([no])])
+           done],[
+      AC_MSG_RESULT([no])])
+    ],[
+        if test X"$cross_compiling" = Xyes; then
+            search_libsubdirs=$multiarch_libsubdir
+        else
+            search_libsubdirs="$multiarch_libsubdir $libsubdirs"
+        fi
+        for _AX_BOOST_BASE_boost_path_tmp in /usr /usr/local /opt /opt/local ; do
+            if test -d "$_AX_BOOST_BASE_boost_path_tmp/include/boost" && test -r "$_AX_BOOST_BASE_boost_path_tmp/include/boost" ; then
+                for libsubdir in $search_libsubdirs ; do
+                    if ls "$_AX_BOOST_BASE_boost_path_tmp/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
                 done
-                BOOST_LDFLAGS="-L$ac_boost_path_tmp/$libsubdir"
-                BOOST_CPPFLAGS="-I$ac_boost_path_tmp/include"
+                BOOST_LDFLAGS="-L$_AX_BOOST_BASE_boost_path_tmp/$libsubdir"
+                BOOST_CPPFLAGS="-I$_AX_BOOST_BASE_boost_path_tmp/include"
                 break;
             fi
         done
-    fi
+    ])
 
     dnl overwrite ld flags if we have required special directory with
     dnl --with-boost-libdir parameter
-    if test "$ac_boost_lib_path" != ""; then
-       BOOST_LDFLAGS="-L$ac_boost_lib_path"
-    fi
+    AS_IF([test "x$_AX_BOOST_BASE_boost_lib_path" != "x"],
+          [BOOST_LDFLAGS="-L$_AX_BOOST_BASE_boost_lib_path"])
 
+    AC_MSG_CHECKING([for boostlib >= $1 ($WANT_BOOST_VERSION)])
     CPPFLAGS_SAVED="$CPPFLAGS"
     CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS"
     export CPPFLAGS
@@ -149,15 +177,7 @@ if test "x$want_boost" = "xyes"; then
 
     AC_REQUIRE([AC_PROG_CXX])
     AC_LANG_PUSH(C++)
-        AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
-    @%:@include <boost/version.hpp>
-    ]], [[
-    #if BOOST_VERSION >= $WANT_BOOST_VERSION
-    // Everything is okay
-    #else
-    #  error Boost version is too old
-    #endif
-    ]])],[
+        AC_COMPILE_IFELSE([_AX_BOOST_BASE_PROGRAM($WANT_BOOST_VERSION)],[
         AC_MSG_RESULT(yes)
     succeeded=yes
     found_system=yes
@@ -169,30 +189,50 @@ if test "x$want_boost" = "xyes"; then
 
     dnl if we found no boost with system layout we search for boost libraries
     dnl built and installed without the --layout=system option or for a staged(not installed) version
-    if test "x$succeeded" != "xyes"; then
+    if test "x$succeeded" != "xyes" ; then
+        CPPFLAGS="$CPPFLAGS_SAVED"
+        LDFLAGS="$LDFLAGS_SAVED"
+        BOOST_CPPFLAGS=
+        if test -z "$_AX_BOOST_BASE_boost_lib_path" ; then
+            BOOST_LDFLAGS=
+        fi
         _version=0
-        if test "$ac_boost_path" != ""; then
-            if test -d "$ac_boost_path" && test -r "$ac_boost_path"; then
-                for i in `ls -d $ac_boost_path/include/boost-* 2>/dev/null`; do
-                    _version_tmp=`echo $i | sed "s#$ac_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'`
+        if test -n "$_AX_BOOST_BASE_boost_path" ; then
+            if test -d "$_AX_BOOST_BASE_boost_path" && test -r "$_AX_BOOST_BASE_boost_path"; then
+                for i in `ls -d $_AX_BOOST_BASE_boost_path/include/boost-* 2>/dev/null`; do
+                    _version_tmp=`echo $i | sed "s#$_AX_BOOST_BASE_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'`
                     V_CHECK=`expr $_version_tmp \> $_version`
-                    if test "$V_CHECK" = "1" ; then
+                    if test "x$V_CHECK" = "x1" ; then
                         _version=$_version_tmp
                     fi
                     VERSION_UNDERSCORE=`echo $_version | sed 's/\./_/'`
-                    BOOST_CPPFLAGS="-I$ac_boost_path/include/boost-$VERSION_UNDERSCORE"
+                    BOOST_CPPFLAGS="-I$_AX_BOOST_BASE_boost_path/include/boost-$VERSION_UNDERSCORE"
                 done
+                dnl if nothing found search for layout used in Windows distributions
+                if test -z "$BOOST_CPPFLAGS"; then
+                    if test -d "$_AX_BOOST_BASE_boost_path/boost" && test -r "$_AX_BOOST_BASE_boost_path/boost"; then
+                        BOOST_CPPFLAGS="-I$_AX_BOOST_BASE_boost_path"
+                    fi
+                fi
+                dnl if we found something and BOOST_LDFLAGS was unset before
+                dnl (because "$_AX_BOOST_BASE_boost_lib_path" = ""), set it here.
+                if test -n "$BOOST_CPPFLAGS" && test -z "$BOOST_LDFLAGS"; then
+                    for libsubdir in $libsubdirs ; do
+                        if ls "$_AX_BOOST_BASE_boost_path/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
+                    done
+                    BOOST_LDFLAGS="-L$_AX_BOOST_BASE_boost_path/$libsubdir"
+                fi
             fi
         else
-            if test "$cross_compiling" != yes; then
-                for ac_boost_path in /usr /usr/local /opt /opt/local ; do
-                    if test -d "$ac_boost_path" && test -r "$ac_boost_path"; then
-                        for i in `ls -d $ac_boost_path/include/boost-* 2>/dev/null`; do
-                            _version_tmp=`echo $i | sed "s#$ac_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'`
+            if test "x$cross_compiling" != "xyes" ; then
+                for _AX_BOOST_BASE_boost_path in /usr /usr/local /opt /opt/local ; do
+                    if test -d "$_AX_BOOST_BASE_boost_path" && test -r "$_AX_BOOST_BASE_boost_path" ; then
+                        for i in `ls -d $_AX_BOOST_BASE_boost_path/include/boost-* 2>/dev/null`; do
+                            _version_tmp=`echo $i | sed "s#$_AX_BOOST_BASE_boost_path##" | sed 's/\/include\/boost-//' | sed 's/_/./'`
                             V_CHECK=`expr $_version_tmp \> $_version`
-                            if test "$V_CHECK" = "1" ; then
+                            if test "x$V_CHECK" = "x1" ; then
                                 _version=$_version_tmp
-                                best_path=$ac_boost_path
+                                best_path=$_AX_BOOST_BASE_boost_path
                             fi
                         done
                     fi
@@ -200,7 +240,7 @@ if test "x$want_boost" = "xyes"; then
 
                 VERSION_UNDERSCORE=`echo $_version | sed 's/\./_/'`
                 BOOST_CPPFLAGS="-I$best_path/include/boost-$VERSION_UNDERSCORE"
-                if test "$ac_boost_lib_path" = ""; then
+                if test -z "$_AX_BOOST_BASE_boost_lib_path" ; then
                     for libsubdir in $libsubdirs ; do
                         if ls "$best_path/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
                     done
@@ -208,7 +248,7 @@ if test "x$want_boost" = "xyes"; then
                 fi
             fi
 
-            if test "x$BOOST_ROOT" != "x"; then
+            if test -n "$BOOST_ROOT" ; then
                 for libsubdir in $libsubdirs ; do
                     if ls "$BOOST_ROOT/stage/$libsubdir/libboost_"* >/dev/null 2>&1 ; then break; fi
                 done
@@ -217,7 +257,7 @@ if test "x$want_boost" = "xyes"; then
                     stage_version=`echo $version_dir | sed 's/boost_//' | sed 's/_/./g'`
                         stage_version_shorten=`expr $stage_version : '\([[0-9]]*\.[[0-9]]*\)'`
                     V_CHECK=`expr $stage_version_shorten \>\= $_version`
-                    if test "$V_CHECK" = "1" -a "$ac_boost_lib_path" = "" ; then
+                    if test "x$V_CHECK" = "x1" && test -z "$_AX_BOOST_BASE_boost_lib_path" ; then
                         AC_MSG_NOTICE(We will use a staged boost library from $BOOST_ROOT)
                         BOOST_CPPFLAGS="-I$BOOST_ROOT"
                         BOOST_LDFLAGS="-L$BOOST_ROOT/stage/$libsubdir"
@@ -232,15 +272,7 @@ if test "x$want_boost" = "xyes"; then
         export LDFLAGS
 
         AC_LANG_PUSH(C++)
-            AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
-        @%:@include <boost/version.hpp>
-        ]], [[
-        #if BOOST_VERSION >= $WANT_BOOST_VERSION
-        // Everything is okay
-        #else
-        #  error Boost version is too old
-        #endif
-        ]])],[
+            AC_COMPILE_IFELSE([_AX_BOOST_BASE_PROGRAM($WANT_BOOST_VERSION)],[
             AC_MSG_RESULT(yes)
         succeeded=yes
         found_system=yes
@@ -249,17 +281,15 @@ if test "x$want_boost" = "xyes"; then
         AC_LANG_POP([C++])
     fi
 
-    if test "$succeeded" != "yes" ; then
-        if test "$_version" = "0" ; then
-            AC_MSG_NOTICE([[We could not detect the boost libraries (version $boost_lib_version_req_shorten or higher). If you have a staged boost library (still not installed) please specify \$BOOST_ROOT in your environment and do not give a PATH to --with-boost option.  If you are sure you have boost installed, then check your version number looking in <boost/version.hpp>. See http://randspringer.de/boost for more documentation.]])
+    if test "x$succeeded" != "xyes" ; then
+        if test "x$_version" = "x0" ; then
+            AC_MSG_NOTICE([[We could not detect the boost libraries (version $1 or higher). If you have a staged boost library (still not installed) please specify \$BOOST_ROOT in your environment and do not give a PATH to --with-boost option.  If you are sure you have boost installed, then check your version number looking in <boost/version.hpp>. See http://randspringer.de/boost for more documentation.]])
         else
             AC_MSG_NOTICE([Your boost libraries seems to old (version $_version).])
         fi
         # execute ACTION-IF-NOT-FOUND (if present):
         ifelse([$3], , :, [$3])
     else
-        AC_SUBST(BOOST_CPPFLAGS)
-        AC_SUBST(BOOST_LDFLAGS)
         AC_DEFINE(HAVE_BOOST,,[define if the Boost library is available])
         # execute ACTION-IF-FOUND (if present):
         ifelse([$2], , :, [$2])
@@ -267,6 +297,5 @@ if test "x$want_boost" = "xyes"; then
 
     CPPFLAGS="$CPPFLAGS_SAVED"
     LDFLAGS="$LDFLAGS_SAVED"
-fi
 
 ])
diff --git a/src/core/vectors.h b/src/core/vectors.h
index 50fc1c8..654dd97 100644
--- a/src/core/vectors.h
+++ b/src/core/vectors.h
@@ -30,7 +30,12 @@
 
 #define GLM_FORCE_RADIANS
 
+// the following are required for compatibility with GLM 0.9.9
+#define GLM_FORCE_CTOR_INIT
+#define GLM_ENABLE_EXPERIMENTAL
+
 #include <glm/glm.hpp>
+
 #include <glm/gtc/type_ptr.hpp>
 #include <glm/gtc/matrix_transform.hpp>
 #include <glm/gtc/matrix_access.hpp>
diff --git a/src/settings.cpp b/src/settings.cpp
index 2997867..a81eb12 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -39,7 +39,7 @@ void LogstalgiaSettings::help(bool extended_help) {
 
     printf("Logstalgia v%s\n", LOGSTALGIA_VERSION);
 
-    printf("Usage: logstalgia [OPTIONS] FILE\n\n");
+    printf("Usage: logstalgia [options] logfile\n\n");
     printf("Options:\n");
     printf("  -WIDTHxHEIGHT              Set window size\n");
     printf("  -f, --fullscreen           Fullscreen\n");
diff --git a/src/settings.h b/src/settings.h
index 551466e..4934f01 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -18,7 +18,7 @@
 #ifndef LOGSTALGIA_SETTINGS_H
 #define LOGSTALGIA_SETTINGS_H
 
-#define LOGSTALGIA_VERSION "1.1.0"
+#define LOGSTALGIA_VERSION "1.1.2"
 
 #include "core/settings.h"