5875 psignal and psiginfo should not be exposed in environments prior to POSIX 2008

@@ -9,10 +9,11 @@
 # http://www.illumos.org/license/CDDL.
 #
 
 #
 # Copyright 2015 Garrett D'Amore <garrett@damore.org>
+# Copyright 2015 Circonus, Inc.  All rights reserved.
 #
 
 #
 # Definitions found in signal.h
 #

@@ -19,14 +20,24 @@
 
 #
 # Types.
 #
 type | ucontext_t | signal.h | -ALL SUS+
+type | siginfo_t  | signal.h | -ALL POSIX-1993+ SUS+
 
 #
 # Values.
 #
 value | SIG_DFL | void (*)(int) | signal.h | ALL
 
 #
 # Functions.
 #
+func | psiginfo                        |\
+       void                            |\
+       const siginfo_t *; const char * |\
+       siginfo.h                       | -ALL SUSv4+
+
+func | psignal                         |\
+       void                            |\
+       int; const char *               |\
+       siginfo.h                       | -ALL SUSv4+