[binutils-gdb] proc-events.c: fix compilation on Solaris

[sergiodj+buildbot@sergiodj.net]

*** TEST RESULTS FOR COMMIT e28b63a989caffa4a6fba1aaf0d8992b37d13da8 ***

Author: Fabian Groffen <grobian@gentoo.org>
Branch: master
Commit: e28b63a989caffa4a6fba1aaf0d8992b37d13da8

proc-events.c: fix compilation on Solaris

This patch adds a guard around the usage of SYS_uuidsys, which is
not available on (at least) Solaris 10 and OpenIndiana.

gdb/ChangeLog:

	PR gdb/22950
	* proc-events.c (init_syscall_table): Guard usage os SYS_uuidsys
	with #ifdef.