um: Include sys/types.h for makedev(), major(), minor()

The functions in question are not part of the POSIX standard,
documentation however hints that the corresponding header shall
be sys/types.h. C libraries other than glibc, namely musl, did
not include that header via other ways and complained.

Signed-off-by: Hans-Werner Hilse <hwhilse@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Hans-Werner Hilse 2015-06-11 11:29:20 +02:00 • committed by Richard Weinberger
commit 8eeba4e9a7