unsetenv: Avoid gcc warning.
authorBruno Haible <bruno@clisp.org>
Sun, 5 Jun 2011 12:32:56 +0000 (14:32 +0200)
committerBruno Haible <bruno@clisp.org>
Sun, 5 Jun 2011 12:32:56 +0000 (14:32 +0200)
commit6f88ff35bd7cbf4d48212a0eda501613c595904d
treec86991d7b325258db56dcc6930bf50afae8cbd2e
parentc00787b642cb499896ae03a918f13546d24b6552
unsetenv: Avoid gcc warning.

* lib/unsetenv.c (unsetenv): Provide declaration if system lacks it.
ChangeLog
lib/unsetenv.c