Index: sys/sys/fbio.h
===================================================================
--- sys/sys/fbio.h
+++ sys/sys/fbio.h
@@ -136,8 +136,8 @@
 	fb_leave_t	*leave;
 	fb_setblankmode_t *setblankmode;
 
-	intptr_t	fb_pbase;	/* For FB mmap. */
-	intptr_t	fb_vbase;	/* if NULL, use fb_write/fb_read. */
+	uintptr_t	fb_pbase;	/* For FB mmap. */
+	uintptr_t	fb_vbase;	/* if NULL, use fb_write/fb_read. */
 	void		*fb_priv;	/* First argument for read/write. */
 	const char	*fb_name;
 	uint32_t	fb_flags;