diff --git a/debian/tests/libntlm b/debian/tests/libntlm
index 1c15415..92cd9ce 100755
--- a/debian/tests/libntlm
+++ b/debian/tests/libntlm
@@ -4,6 +4,15 @@
 
 WORKDIR=$(mktemp -d)
 trap "rm -rf $WORKDIR" 0 INT QUIT ABRT PIPE TERM
+
+touch $WORKDIR/config.h
+for f in $(ls test*.c); do
+    gcc -I$WORKDIR -Igl -o $WORKDIR/foo $f -DNTLM_SRCDIR='"."' gl/des.c gl/md4.c `pkg-config --cflags --libs libntlm`
+    echo PASS: gcc $f
+    $WORKDIR/foo
+    echo PASS: $f
+done
+
 cd $WORKDIR
 cat <<EOF > libntlmtest.c
 #include <ntlm.h>
@@ -19,6 +28,7 @@
 
 gcc -o libntlmtest libntlmtest.c `pkg-config --cflags --libs libntlm`
 echo "PASS: gcc"
+
 [ -x libntlmtest ]
 ./libntlmtest
 echo "PASS: run"