--- /dev/null
+Upstream-Status: Backport
+
+Signed-off-by: Marko Lindqvist <cazfi74@gmail.com>
+diff -Nurd libxcb-1.9.1/configure.ac libxcb-1.9.1/configure.ac
+--- libxcb-1.9.1/configure.ac 2013-05-30 18:38:01.000000000 +0300
++++ libxcb-1.9.1/configure.ac 2013-10-24 23:15:10.542507543 +0300
+@@ -7,15 +7,16 @@
+ 1.9.1,
+ [xcb@lists.freedesktop.org])
+ AC_CONFIG_SRCDIR([xcb.pc.in])
+-# Set common system defines for POSIX extensions, such as _GNU_SOURCE
+-# Must be called before any macros that run the compiler (like AC_PROG_LIBTOOL)
+-# to avoid autoconf errors.
+-AC_USE_SYSTEM_EXTENSIONS
+
+ # Initialize Automake
+ AM_INIT_AUTOMAKE([foreign dist-bzip2])
+ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+
++# Set common system defines for POSIX extensions, such as _GNU_SOURCE
++# Must be called before any macros that run the compiler (like AC_PROG_LIBTOOL)
++# to avoid autoconf errors.
++AC_USE_SYSTEM_EXTENSIONS
++
+ AM_PATH_PYTHON([2.6])
+
+ PKG_CHECK_MODULES(CHECK, [check >= 0.9.4], [HAVE_CHECK=yes], [HAVE_CHECK=no])