process.c: fix rdoc of Process.getsid [ci skip]

* process.c (proc_getsid): [DOC] Fix double word 'for' and typo.
  [Fix GH-1080]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52441 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/process.c b/process.c
index 2791299d6b..08f624f96a 100644
--- a/process.c
+++ b/process.c
@@ -4500,7 +4500,7 @@ proc_setpgid(VALUE obj, VALUE pid, VALUE pgrp)
  *     Process.getsid()      -> integer
  *     Process.getsid(pid)   -> integer
  *
- *  Returns the session ID for for the given process id. If not give,
+ *  Returns the session ID for the given process id. If not given,
  *  return current process sid. Not available on all platforms.
  *
  *     Process.getsid()                #=> 27422