[glib] Fix build on !unix

[Matthias Clasen <matthiasc src gnome org>]

commit 040bffed38529f18d71713fce994b8ea705dbfb6
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Aug 21 22:14:28 2010 -0400

    Fix build on !unix
    
    There was one code block still referring to fd_list outside of
    the ifdef G_OS_UNIX. Pointed out by Sam Thursfield in bug 627392.

 gio/gdbusprivate.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gio/gdbusprivate.c b/gio/gdbusprivate.c
index d4d7a0b..2e4a104 100644
--- a/gio/gdbusprivate.c
+++ b/gio/gdbusprivate.c
@@ -1007,6 +1007,7 @@ write_message_continue_writing (MessageToWriteData *data)
 #endif
   else
     {
+#ifdef G_OS_UNIX
       if (fd_list != NULL)
         {
           g_simple_async_result_set_error (simple,
@@ -1018,6 +1019,7 @@ write_message_continue_writing (MessageToWriteData *data)
           g_object_unref (simple);
           goto out;
         }
+#endif
 
       g_output_stream_write_async (ostream,
                                    (const gchar *) data->blob + data->total_written,