[gdk-pixbuf] Revert "Remove remaining single-include guards"

[Christian Persch <chpe src gnome org>]

commit ef500ff0511b8450838738b7ea5cad73c9c2a715
Author: Christian Persch <chpe gnome org>
Date:   Wed Aug 18 15:33:17 2010 +0200

    Revert "Remove remaining single-include guards"
    
    This reverts commit 5c195a2e2f8dac4d28ecdae9004d3d80d462604a.
    
    Bug #622940.

 gdk-pixbuf/gdk-pixbuf-enum-types.h.template |    2 +-
 gdk-pixbuf/gdk-pixbuf-features.h.in         |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gdk-pixbuf/gdk-pixbuf-enum-types.h.template b/gdk-pixbuf/gdk-pixbuf-enum-types.h.template
index 3989980..4ecb716 100644
--- a/gdk-pixbuf/gdk-pixbuf-enum-types.h.template
+++ b/gdk-pixbuf/gdk-pixbuf-enum-types.h.template
@@ -1,5 +1,5 @@
 /*** BEGIN file-header ***/
-#if !defined (GDK_PIXBUF_H_INSIDE) && !defined (GDK_PIXBUF_COMPILATION)
+#if defined(GDK_PIXBUF_DISABLE_SINGLE_INCLUDES) && !defined (GDK_PIXBUF_H_INSIDE) && !defined (GDK_PIXBUF_COMPILATION)
 #error "Only <gdk-pixbuf/gdk-pixbuf.h> can be included directly."
 #endif
 
diff --git a/gdk-pixbuf/gdk-pixbuf-features.h.in b/gdk-pixbuf/gdk-pixbuf-features.h.in
index ec5f647..ea1674d 100644
--- a/gdk-pixbuf/gdk-pixbuf-features.h.in
+++ b/gdk-pixbuf/gdk-pixbuf-features.h.in
@@ -1,4 +1,4 @@
-#if !defined (GDK_PIXBUF_H_INSIDE) && !defined (GDK_PIXBUF_COMPILATION)
+#if defined(GDK_PIXBUF_DISABLE_SINGLE_INCLUDES) && !defined (GDK_PIXBUF_H_INSIDE) && !defined (GDK_PIXBUF_COMPILATION)
 #error "Only <gdk-pixbuf/gdk-pixbuf.h> can be included directly."
 #endif