Linux fbcon: don't include asm/page.h if we know getpagesize() exists, since

we don't need it, and doing so will hit #error lines on some CPU archs.

Thanks to Mike Frysinger for the heads up.

  Fixes Bugzilla #414.

--HG--
branch : SDL-1.2

src/video/fbcon/SDL_fbvideo.c

@@ -29,7 +29,11 @@
 #include <unistd.h>
 #include <sys/ioctl.h>
 #include <sys/mman.h>
+
+#ifndef HAVE_GETPAGESIZE
 #include <asm/page.h>		/* For definition of PAGE_SIZE */
+#endif
+
 #include <linux/vt.h>
 
 #include "SDL_video.h"