Fix autoheader 2.62 regression on AC_DEFINE([__EXTENSIONS__]).
commit0b2774646f452fdce775923119568a7513477659
authorEric Blake <ebb9@byu.net>
Mon, 4 Aug 2008 12:56:53 +0000 (4 06:56 -0600)
committerEric Blake <ebb9@byu.net>
Thu, 7 Aug 2008 00:39:29 +0000 (6 18:39 -0600)
tree1285552b0cf15613ed4f5085a77ad251c35b6185
parent694606d3388848d4cf2ddbc9b329851e0a88f706
Fix autoheader 2.62 regression on AC_DEFINE([__EXTENSIONS__]).

* lib/autoconf/specific.m4 (AC_USE_SYSTEM_EXTENSIONS): Use a
unique key for the AH_VERBATIM.
* tests/c.at (AC_USE_SYSTEM_EXTENSIONS): New test.
* NEWS: Mention the fix.
Reported by Andreas Schwab, analyzed by Stepan Kasal.

Signed-off-by: Eric Blake <ebb9@byu.net>
ChangeLog
NEWS
lib/autoconf/specific.m4
tests/c.at