tst-timer4 from the glibc fails in the 32bit compat execution environment. 
This is due to a incomplete siginfo structure for POSIX.1b timers in
compat_signal.c.
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>