Allow $M4 to contain command line options.
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@ -93,12 +93,7 @@ if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
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ac_LF_and_DOT=`echo; echo .`
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# Find GNU m4.
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# Handle the case that m4 has moved since we were configured.
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# It may have been found originally in a build directory.
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: ${M4=@M4@}
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case "$M4" in
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[\\/]* | ?:[\\/]*) test -f "$M4" || M4=m4 ;;
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esac
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# Find a good AWK.
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