diff --git a/libev-4.11-Respect-the-CFLAGS-if-defined.patch b/libev-4.11-Respect-the-CFLAGS-if-defined.patch
new file mode 100644
index 0000000..6c97735
--- /dev/null
+++ b/libev-4.11-Respect-the-CFLAGS-if-defined.patch
@@ -0,0 +1,32 @@
+From c7106c0dfb3c7692f7a928b18b2d1bd1b0e10d76 Mon Sep 17 00:00:00 2001
+From: Mathieu Bridon <bochecha@fedoraproject.org>
+Date: Fri, 8 Feb 2013 17:12:55 +0800
+Subject: [PATCH] Respect the CFLAGS if defined
+
+https://bugzilla.redhat.com/show_bug.cgi?id=908096
+---
+ configure.ac | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index a87761f..827aa4a 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -1,5 +1,3 @@
+-orig_CFLAGS="$CFLAGS"
+-
+ AC_INIT([libev], [4.11])
+ AC_CONFIG_SRCDIR([ev_epoll.c])
+ 
+@@ -7,6 +5,8 @@ AM_INIT_AUTOMAKE
+ AC_CONFIG_HEADERS([config.h])
+ AM_MAINTAINER_MODE
+ 
++orig_CFLAGS="$CFLAGS"
++
+ AC_PROG_CC
+ 
+ dnl Supply default CFLAGS, if not specified
+-- 
+1.8.1
+
diff --git a/libev.spec b/libev.spec
index 93aa19e..93f462e 100644
--- a/libev.spec
+++ b/libev.spec
@@ -13,6 +13,7 @@ BuildRequires:    autoconf automake libtool
 
 Patch0:           libev-4.11-Add-pkgconfig-support.patch
 Patch1:           libev-4.11-Modernize-the-configure.ac.patch
+Patch2:           libev-4.11-Respect-the-CFLAGS-if-defined.patch
 
 %description
 Libev is modeled (very loosely) after libevent and the Event Perl
@@ -46,6 +47,7 @@ This package contains the source code for libev.
 
 %patch0 -p1
 %patch1 -p1
+%patch2 -p1
 
 autoreconf -i
 
@@ -93,6 +95,8 @@ install -p -m 0644 Changes ev.pod LICENSE README %{inst_srcdir}
 %changelog
 - Make a patch out of Michal's pkgconfig support.
 - Modernize the configure.ac file for Automake >= 1.13.
+- Respect the Fedora CFLAGS
+  https://bugzilla.redhat.com/show_bug.cgi?id=908096
 
 * Fri Sep 28 2012 Mathieu Bridon <bochecha@fedoraproject.org> - 4.11-1
 - Update to 4.11