Ping: conformtest patches

[Joseph S. Myers]

I have the following conformtest patches pending review:

http://sourceware.org/ml/libc-alpha/2012-11/msg00326.html (XPG4)
http://sourceware.org/ml/libc-alpha/2012-11/msg00340.html (POSIX)
http://sourceware.org/ml/libc-alpha/2012-11/msg00382.html (more POSIX)

and also

http://sourceware.org/ml/libc-alpha/2012-11/msg00325.html
(define siginfo_t in signal.h for XPG4 - a header patch to fix various 
conform/ test failures).

-- 
Joseph S. Myers
joseph@codesourcery.com