[glib] Revert part of fix for old OS X that broke the compile on current OS X

[Dan Winship <danw src gnome org>]

commit 74a3c71dcfb8f15692efd572670d28cb04caa868
Author: Dan Winship <danw gnome org>
Date:   Tue Jun 9 09:32:43 2009 -0400

    Revert part of fix for old OS X that broke the compile on current OS X
    
    http://bugzilla.gnome.org/show_bug.cgi?id=584574
---
 gio/libasyncns/g-asyncns.h |    8 +-------
 1 files changed, 1 insertions(+), 7 deletions(-)

diff --git a/gio/libasyncns/g-asyncns.h b/gio/libasyncns/g-asyncns.h
index e741fcb..2df5fcc 100644
--- a/gio/libasyncns/g-asyncns.h
+++ b/gio/libasyncns/g-asyncns.h
@@ -25,13 +25,7 @@
 /* We want to build the fork-based version, not the threaded version. */
 #undef HAVE_PTHREAD
 
-/* libasyncns doesn't actually need this include, and it breaks
- * old OS X. #580301. Remove if asyncns.c stops including
- * <arpa/nameser_compat.h> in the future.
- */
-#undef HAVE_ARPA_NAMESER_COMPAT_H
-
-/* Also for old OS X, #580301. Remove if these are added to asyncns.c
+/* For old OS X, #580301. Remove if these are added to asyncns.c
  * in the future.
  */
 #include <sys/time.h>