MIPS: Enable entries for SIGSYS in struct siginfo.
MIPS: Enable entries for SIGSYS in struct siginfo.

This is necessary because MIPS doesn't use HAVE_ARCH_SIGINFO_T for
historical reasons.

Signed-off-by: Ralf Baechle <92f48d309cda194c8eda36aa8f9ae28c488fa208@linux-mips.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs