fix typo

* process.c (gcd_timetick_int): Renamed from gcd_timtick_int.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42683 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2013-08-26

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42684 b2dd03c8-39d4-4d8f-98ff-823fe69b080e