diff --git a/thunderbird.spec b/thunderbird.spec
index 04babb8..51456b6 100644
--- a/thunderbird.spec
+++ b/thunderbird.spec
@@ -33,7 +33,7 @@
 Summary:        Mozilla Thunderbird mail/newsgroup client
 Name:           thunderbird
 Version:        10.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 URL:            http://www.mozilla.org/projects/thunderbird/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
@@ -370,6 +370,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #===============================================================================
 
 %changelog
+* Mon Feb 6 2012 Martin Stransky <stransky@redhat.com> - 10.0-2
+- gcc 4.7 build fixes
+
 * Tue Jan 31 2012 Jan Horak <jhorak@redhat.com> - 10.0-1
 - Update to 10.0
 
diff --git a/xulrunner-10.0-gcc47.patch b/xulrunner-10.0-gcc47.patch
index 91a948a..9852e7c 100644
--- a/xulrunner-10.0-gcc47.patch
+++ b/xulrunner-10.0-gcc47.patch
@@ -23,3 +23,29 @@ diff -up mozilla-beta/toolkit/crashreporter/client/Makefile.in.gcc47 mozilla-bet
  ifeq ($(OS_ARCH),WINNT)
  CPPSRCS += crashreporter_win.cpp
  LIBS += \
+diff -up mozilla-beta/ipc/chromium/src/base/file_util_linux.cc.file mozilla-beta/ipc/chromium/src/base/file_util_linux.cc
+--- mozilla-beta/ipc/chromium/src/base/file_util_linux.cc.file	2012-01-24 09:00:00.000000000 +0100
++++ mozilla-beta/ipc/chromium/src/base/file_util_linux.cc	2012-01-25 15:30:43.707796295 +0100
+@@ -5,6 +5,9 @@
+ #include "base/file_util.h"
+ 
+ #include <fcntl.h>
++#if defined(ANDROID) || defined(OS_POSIX)
++#include <unistd.h>
++#endif
+ 
+ #include <string>
+ #include <vector>
+diff -up mozilla-beta/ipc/chromium/src/base/message_pump_libevent.cc.file mozilla-beta/ipc/chromium/src/base/message_pump_libevent.cc
+--- mozilla-beta/ipc/chromium/src/base/message_pump_libevent.cc.file	2012-01-24 09:00:00.000000000 +0100
++++ mozilla-beta/ipc/chromium/src/base/message_pump_libevent.cc	2012-01-25 15:13:11.947771212 +0100
+@@ -6,6 +6,9 @@
+ 
+ #include <errno.h>
+ #include <fcntl.h>
++#if defined(ANDROID) || defined(OS_POSIX)
++#include <unistd.h>
++#endif
+ 
+ #include "eintr_wrapper.h"
+ #include "base/logging.h"