Move include of opt_fb.h earlier so that FB_INSTALL_CDEV is defined in

included headers.

sys/dev/gfb/gfb_pci.c

@@ -27,6 +27,8 @@
  * Copyright (c) 2000 Andrew Miklic, Andrew Gallatin, and Thomas V. Crimi
  */
 
+#include "opt_fb.h"
+
 #include <sys/cdefs.h>
 __FBSDID("$FreeBSD$");
 
@@ -68,8 +70,6 @@ __FBSDID("$FreeBSD$");
 
 #endif /* __alpha__ */
 
-#include "opt_fb.h"
-
 #if 0
 static devclass_t gfb_devclass;
 #endif