o Compat options have to be defined before sys/ioccom.h included, so move

inclusion of right after sys/param.h.
o Only vt_core module use compat options, move it from common header to module.

Reported by:	Larry Rosenman ler at lerctr dot org

Sponsored by:	The FreeBSD Foundation

sys/dev/vt/vt.h

@@ -46,7 +46,6 @@
 #include <sys/terminal.h>
 #include <sys/sysctl.h>
 
-#include "opt_compat.h"
 #include "opt_syscons.h"
 #include "opt_splash.h"
 

sys/dev/vt/vt_core.c

@@ -34,6 +34,9 @@
 __FBSDID("$FreeBSD$");
 
 #include <sys/param.h>
+
+#include "opt_compat.h"
+
 #include <sys/consio.h>
 #include <sys/eventhandler.h>
 #include <sys/fbio.h>