diff --git a/libxshmfence.changes b/libxshmfence.changes
index c43dfe1..a9b95dc 100644
--- a/libxshmfence.changes
+++ b/libxshmfence.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Feb  7 14:33:29 UTC 2018 - msrb@suse.com
+
+- Add u_configure.ac-call-AC_USE_SYSTEM_EXTENSIONS.patch
+  * Fixes build with GLIBC 2.27. (bnc#1079830)
+
 -------------------------------------------------------------------
 Mon Jan  5 16:44:31 UTC 2015 - sndirsch@suse.com
 
diff --git a/libxshmfence.spec b/libxshmfence.spec
index 3eddaa2..2e3311a 100644
--- a/libxshmfence.spec
+++ b/libxshmfence.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package libxshmfence
 #
-# Copyright (c) 2015 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -29,6 +29,7 @@ Url:            http://xorg.freedesktop.org/
 #Git-Web:	http://cgit.freedesktop.org/xorg/lib/libxshmfence/
 Source:         http://xorg.freedesktop.org/archive/individual/lib/%{name}-%{version}.tar.bz2
 Source1:        baselibs.conf
+Patch1:         u_configure.ac-call-AC_USE_SYSTEM_EXTENSIONS.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
 BuildRequires:  autoconf >= 2.60
@@ -70,6 +71,7 @@ in %name.
 
 %prep
 %setup -q
+%patch1 -p1
 
 %build
 autoreconf -fi
diff --git a/u_configure.ac-call-AC_USE_SYSTEM_EXTENSIONS.patch b/u_configure.ac-call-AC_USE_SYSTEM_EXTENSIONS.patch
new file mode 100644
index 0000000..2249e7d
--- /dev/null
+++ b/u_configure.ac-call-AC_USE_SYSTEM_EXTENSIONS.patch
@@ -0,0 +1,31 @@
+Git-commit: 0b550a4e7acf02d3478602848f6afbfcbfb0d4b2
+Author: Ross Burton <ross.burton@intel.com>
+Subject: configure.ac: call AC_USE_SYSTEM_EXTENSIONS
+Signed-off-by: Michal Srb <msrb@suse.com>
+References: bnc#1079830
+Patch-mainline: Upstream
+
+With glibc 2.27 memfd_create() is inside a _GNU_SOURCE guard, so call
+AC_USE_SYSTEM_EXTENSIONS to get this defined.
+
+Signed-off-by: Ross Burton <ross.burton@intel.com>
+---
+ configure.ac | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/configure.ac b/configure.ac
+index 55772d0..ed77e6d 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -28,6 +28,8 @@ AC_INIT([libxshmfence], [1.2],
+ AC_CONFIG_SRCDIR([Makefile.am])
+ AC_CONFIG_HEADERS([config.h])
+ 
++AC_USE_SYSTEM_EXTENSIONS
++
+ # Initialize Automake
+ AM_INIT_AUTOMAKE([foreign dist-bzip2])
+ 
+-- 
+2.13.6
+