pkg/53211: security/p11-kit does not build on Solaris 11.3

[joern.clausen%uni-bielefeld.de@localhost]

>Number:         53211
>Category:       pkg
>Synopsis:       security/p11-kit does not build on Solaris 11.3
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Apr 25 10:20:00 +0000 2018
>Originator:     Joern Clausen
>Release:        
>Organization:
University of Bielefeld
>Environment:
>Description:
Compilation of security/p11-kit (new dependency for security/gnutls) fails to compile on Solaris 11.3 with GCC 4.9.4 with

  CC       common/compat.lo
In file included from /usr/include/sys/types.h:12:0,
                 from common/compat.h:40,
                 from common/compat.c:47:
/opt/pkg-gcc/4.9.4/lib/gcc/i386-pc-solaris2.11/4.9.4/include-fixed/sys/feature_tests.h:363:2: error: #error "Compiler or options invalid for pre-UNIX 03 X/Open applications    and pre-2001 POSIX applications"
 #error "Compiler or options invalid for pre-UNIX 03 X/Open applications \

I have opened a bug upstream:

https://github.com/p11-glue/p11-kit/issues/146
>How-To-Repeat:

>Fix: