Fix strange white space that gcc didn't like.
diff --git a/src/mesa/shader/arbprogparse.c b/src/mesa/shader/arbprogparse.c
index d145e2f..32c9136 100644
--- a/src/mesa/shader/arbprogparse.c
+++ b/src/mesa/shader/arbprogparse.c
@@ -172,7 +172,7 @@
 #define  ARB_FRAGMENT_PROGRAM_SHADOW                0x40
 
 /* GL_ARB_draw_buffers option flags */
-#define  ARB_DRAW_BUFFERS                           0x80
+#define  ARB_DRAW_BUFFERS                           0x80
 
 /* GL_ARB_fragment_program instruction class */
 #define  OP_ALU_INST                                0x00