[gtk+/gtk-2-24] Export gdk_x11_ functions only on X11

[Tor Lillqvist <tml src gnome org>]

commit 9fb03bb40265517ba197678f6181d53a3bf2d441
Author: Tor Lillqvist <tml iki fi>
Date:   Mon Dec 27 11:30:07 2010 +0200

    Export gdk_x11_ functions only on X11

 gdk/gdk.symbols |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gdk/gdk.symbols b/gdk/gdk.symbols
index f65d708..39e4a85 100644
--- a/gdk/gdk.symbols
+++ b/gdk/gdk.symbols
@@ -209,6 +209,7 @@ gdk_utf8_to_string_target
 #endif
 #endif
 
+#ifdef GDK_WINDOWING_X11
 #if IN_HEADER(__GDK_X_H__)
 #if IN_FILE(__GDK_SELECTION_X11_C__)
 gdk_x11_display_string_to_compound_text
@@ -218,6 +219,7 @@ gdk_x11_free_compound_text
 gdk_x11_free_text_list
 #endif
 #endif
+#endif
 
 #if IN_HEADER(__GDK_ENUM_TYPES_H__)
 #if IN_FILE(__GDK_ENUM_TYPES_C__)