gentoo-overlay/app-emulation/qemu/files/qemu-0.11.1-cfg-pulse.patch

From: Nathan Phillip Brink <binki@gentoo.org>

Fix detection of pulseaudio caused by not including the headers which
define NULL.

--- a/configure
+++ b/configure
@@ -1004,7 +1004,9 @@
     lib=$3
     exp=$4
     cfl=$5
+    prologue=${6}
         cat > $TMPC << EOF
+${prologue}
 #include <$hdr>
 int main(void) { $exp }
 EOF
@@ -1044,7 +1046,8 @@
 
     pa)
     audio_drv_probe $drv pulse/simple.h -lpulse-simple \
-        "pa_simple *s = NULL; pa_simple_free(s); return 0;"
+        "pa_simple *s = NULL; pa_simple_free(s); return 0;" \
+	'' '#include <stddef.h> /* NULL */'
     ;;
 
     oss|sdl|core|wav|dsound)