Since glibc is moving away from implicitly including sys/sysmacros.h
all the time via sys/types.h, include the header directly in more
places.  This seems to cover most makedev/major/minor usage.
Signed-off-by: Yixun Lan <dlan@gentoo.org>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Reviewed-by: Dmitry Safonov <dsafonov@virtuozzo.com>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>