[gdk-pixbuf] Another automake warning

[Matthias Clasen <matthiasc src gnome org>]

commit 3233f344b2120911b0a20b5856f06e1cbcecc9fe
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Dec 19 05:51:23 2013 -0500

    Another automake warning

 gdk-pixbuf/pixops/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gdk-pixbuf/pixops/Makefile.am b/gdk-pixbuf/pixops/Makefile.am
index fe7775a..809bfa8 100644
--- a/gdk-pixbuf/pixops/Makefile.am
+++ b/gdk-pixbuf/pixops/Makefile.am
@@ -2,7 +2,7 @@ include $(top_srcdir)/Makefile.decl
 
 noinst_LTLIBRARIES = libpixops.la
 
-INCLUDES = \
+AM_CPPFLAGS = \
        -I$(top_srcdir) -I$(top_builddir)       \
        $(GTK_DEBUG_FLAGS)                      \
        $(GDK_PIXBUF_DEP_CFLAGS)