Subject: [PATCH] fix build for xserver < 1.13

same procedure every few patches.....
---
  src/radeon_kms.c |    6 +++++-
  1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/radeon_kms.c b/src/radeon_kms.c
index a5943d1..ec099c9 100644
--- a/src/radeon_kms.c
+++ b/src/radeon_kms.c
@@ -360,7 +360,11 @@ static Bool 
RADEONCreateScreenResources_KMS(ScreenPtr pScre
en)
      radeon_glamor_create_screen_resources(pScreen);

      info->callback_event_type = -1;
-    if (!pScreen->isGPU && (damage_ext = CheckExtension("DAMAGE"))) {
+    if (
+#ifdef RADEON_PIXMAP_SHARING
+        !pScreen->isGPU &&
+#endif
+        (damage_ext = CheckExtension("DAMAGE"))) {
      info->callback_event_type = damage_ext->eventBase + XDamageNotify;

      if (!AddCallback(&FlushCallback, radeon_flush_callback, pScrn))
-- 
1.7.9.5