3 files changed, 33 insertions, 0 deletions
diff --git a/src/gui/image/qgifhandler_p.h b/src/gui/image/qgifhandler_p.h
index bf4ba30e20..80c9e145c5 100644
--- a/src/gui/image/qgifhandler_p.h
+++ b/src/gui/image/qgifhandler_p.h
@@ -47,6 +47,17 @@
 #ifndef QGIFHANDLER_P_H
 #define QGIFHANDLER_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include <QtGui/qimageiohandler.h>
 #include <QtGui/qimage.h>
 #include <QtCore/qbytearray.h>
diff --git a/src/gui/image/qjpeghandler_p.h b/src/gui/image/qjpeghandler_p.h
index f5676d9b14..4342782f03 100644
--- a/src/gui/image/qjpeghandler_p.h
+++ b/src/gui/image/qjpeghandler_p.h
@@ -42,6 +42,17 @@
 #ifndef QJPEGHANDLER_P_H
 #define QJPEGHANDLER_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include <QtGui/qimageiohandler.h>
 #include <QtCore/QSize>
 #include <QtCore/QRect>
diff --git a/src/gui/image/qpixmap_blitter_p.h b/src/gui/image/qpixmap_blitter_p.h
index 1f723178d8..481fb0bc24 100644
--- a/src/gui/image/qpixmap_blitter_p.h
+++ b/src/gui/image/qpixmap_blitter_p.h
@@ -42,6 +42,17 @@
 #ifndef QPIXMAP_BLITTER_P_H
 #define QPIXMAP_BLITTER_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include <qpa/qplatformpixmap.h>
 #include <private/qpaintengine_blitter_p.h>