i915g: Convert to automake
diff --git a/configure.ac b/configure.ac
index 4be2050..147589d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2010,6 +2010,7 @@
 		src/gallium/auxiliary/Makefile
 		src/gallium/auxiliary/pipe-loader/Makefile
 		src/gallium/drivers/Makefile
+		src/gallium/drivers/i915/Makefile
 		src/gallium/drivers/r300/Makefile
 		src/gallium/drivers/r600/Makefile
 		src/gallium/drivers/trace/Makefile