s390x: add the proper defines for data types

This patch fixes several issues when compiling code under s390x
(64bit) with cgcc, e.g.
/usr/include/gnu/stubs.h:8:12: error: unable to open 'gnu/stubs-32.h'
by providing the proper defines.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Christopher Li <sparse@chrisli.org>
1 file changed