diff -ur a/hw/xfree86/vbe/Makefile.am b/hw/xfree86/vbe/Makefile.am
--- a/hw/xfree86/vbe/Makefile.am        2010-06-06 03:16:52.000000000 +0200
+++ b/hw/xfree86/vbe/Makefile.am        2010-09-13 01:33:17.792369063 +0200
@@ -6,5 +6,7 @@
 
 AM_CFLAGS = $(DIX_CFLAGS) $(XORG_CFLAGS)
 
+AM_CPPFLAGS = -U_FORTIFY_SOURCE
+
 INCLUDES = $(XORG_INCS) -I$(srcdir)/../ddc -I$(srcdir)/../i2c \
            -I$(srcdir)/../int10