bsd-user: add qemu/cutils.h include after f348b6d1

Signed-off-by: NEd Maste <emaste@freebsd.org>
Message-id: 1459864881-71319-1-git-send-email-emaste@freebsd.org
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

bsd-user/uaccess.c

 /* User memory access */
 #include "qemu/osdep.h"
+#include "qemu/cutils.h"
 
 #include "qemu.h"