Remove stray ; from putenv
Remove stray ; from putenv

There was a stray ; in putenv's defintion. On systems with no putenv,
lib/putenv.c will be used instead, which fails to compile.


git-svn-id: caee63afe878fe2ec7dbba394a86c9654d9110ca@642 64e312b2-a51f-0410-8e61-82d0ca0eb02a

svn2github/check,dashaomai/check-code,dashaomai/check-code,svn2github/check,dashaomai/check-code,svn2github/check,svn2github/check,svn2github/check,dashaomai/check-code