Fix automake warning about CFLAGS etc. being user variables

diff --git a/gtk/native/Makefile.am b/gtk/native/Makefile.am
index 302f0554a9c39368b9fcd9f79a4474457ca019a0..64899e96c1420963c3e2716e0694a89df9f00cfa 100644 (file)
--- a/gtk/native/Makefile.am
+++ b/gtk/native/Makefile.am
@@ -1,8 +1,8 @@
 CC = @CC_FOR_BUILD@
-CFLAGS = @CFLAGS_FOR_BUILD@
+AM_CFLAGS = @CFLAGS_FOR_BUILD@
 CPP = @CPP_FOR_BUILD@
-CPPFLAGS = @CPPFLAGS_FOR_BUILD@
-LDFLAGS = @LDFLAGS_FOR_BUILD@
+AM_CPPFLAGS = @CPPFLAGS_FOR_BUILD@
+AM_LDFLAGS = @LDFLAGS_FOR_BUILD@
 
 if CROSS_COMPILING
 if !USE_EXTERNAL_ICON_CACHE