glibc is moving to remove the include of sys/sysmacros.h from
sys/types.h, and some distros have done this early. Other libcs may
already lack this include. Include sysmacros.h explicitly.
Fixes: FS#1015
Signed-off-by: Alex Maclean <monkeh@monkeh.net>
[refresh patches]
Signed-off-by: Mathias Kresin <dev@kresin.me>
