fid typos [ci skip]

* fix typos, "a" before "Integer" to "an".  [Fix GH-1438]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56225 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/process.c b/process.c
index eb84d8a675..aaaf846684 100644
--- a/process.c
+++ b/process.c
@@ -4188,7 +4188,7 @@ rb_f_system(int argc, VALUE *argv)
  *
  *    pid = spawn(command, :umask=>077)
  *
- *  The :in, :out, :err, a integer, an IO and an array key specifies a redirection.
+ *  The :in, :out, :err, an integer, an IO and an array key specifies a redirection.
  *  The redirection maps a file descriptor in the child process.
  *
  *  For example, stderr can be merged into stdout as follows: