[gspell] language: add missing #ifdef OS_OSX

[Sébastien Wilmet <swilmet src gnome org>]

commit d14e7f956783aac084e88cdce3661f0f5fc9fd35
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Jan 16 13:55:47 2016 +0100

    language: add missing #ifdef OS_OSX
    
    It's slightly better.

 gspell/gspell-language.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gspell/gspell-language.c b/gspell/gspell-language.c
index 1a4a477..fae329c 100644
--- a/gspell/gspell-language.c
+++ b/gspell/gspell-language.c
@@ -24,7 +24,10 @@
 #include <string.h>
 #include <glib/gi18n-lib.h>
 #include <enchant.h>
+
+#ifdef OS_OSX
 #include "gspell-osx.h"
+#endif
 
 /**
  * SECTION:language