Add Intel i965G/Q DRI driver.
This driver comes from Tungsten Graphics, with a few further modifications by
Intel.
diff --git a/configs/freebsd-dri b/configs/freebsd-dri
index 10b136f..525ebd0 100644
--- a/configs/freebsd-dri
+++ b/configs/freebsd-dri
@@ -42,6 +42,6 @@
# ffb and gamma are missing because they have not been converted to use the new
# interface.
-DRI_DIRS = i810 i915 mach64 mga r128 r200 r300 radeon tdfx \
+DRI_DIRS = i810 i915 i965 mach64 mga r128 r200 r300 radeon tdfx \
unichrome savage sis