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#!/bin/sh

# This file is placed in the Public Domain.

# Comment all #warnings in a file given as $1.
# Useful on systems with CC with no support for #warning.

sed '
	/^#[ \t]*warning.*/ {
		s@^@/*@
		s@$@*/@
	}
' < "$1" > "$1.tmp" && mv "$1.tmp" "$1"