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(_AC_FEATURE_CHECK_LENGTH): Discard stderr, so we don't bother

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the user with complaints about multiple -e options.
This commit is contained in:
Paul Eggert 2004-05-03 06:48:24 +00:00
parent 555f6e9cfe
commit 1963bcf261
1 changed files with 1 additions and 1 deletions
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lib/autoconf/programs.m4
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@ -471,7 +471,7 @@ m4_define([_AC_FEATURE_CHECK_LENGTH],
mv "$tmp/conftest.tmp" "$tmp/conftest.in"
cp "$tmp/conftest.in" "$tmp/conftest.nl"
echo '$4' >> "$tmp/conftest.nl"
$3 < "$tmp/conftest.nl" >"$tmp/conftest.out" || break
$3 < "$tmp/conftest.nl" >"$tmp/conftest.out" 2>/dev/null || break
diff "$tmp/conftest.out" "$tmp/conftest.nl" >/dev/null 2>&1 || break
ac_count=`expr $ac_count + 1`
if test $ac_count -gt ${$1_max-0}; then