pgsql: Add support for matching wildcard server certificates to the new

Log Message:
-----------
Add support for matching wildcard server certificates to the new SSL code.

This uses the function fnmatch() which is not available on all platforms
(notably Windows), so import the implementation from NetBSD into src/port.

Modified Files:
--------------
pgsql:
configure (r1.612 -> r1.613)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/configure?r1=1.612&r2=1.613)
configure.in (r1.572 -> r1.573)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/configure.in?r1=1.572&r2=1.573)
pgsql/src/include:
pg_config.h.in (r1.133 -> r1.134)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config.h.in?r1=1.133&r2=1.134)
pgsql/src/interfaces/libpq:
Makefile (r1.168 -> r1.169)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/Makefile?r1=1.168&r2=1.169)
fe-secure.c (r1.107 -> r1.108)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/fe-secure.c?r1=1.107&r2=1.108)
pgsql/src/tools/msvc:
Mkvcbuild.pm (r1.32 -> r1.33)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/tools/msvc/Mkvcbuild.pm?r1=1.32&r2=1.33)

Added Files:
-----------
pgsql/src/include:
fnmatchstub.h (r1.1)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/fnmatchstub.h?rev=1.1&content-type=text/x-cvsweb-markup)
pgsql/src/port:
fnmatch.c (r1.1)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/port/fnmatch.c?rev=1.1&content-type=text/x-cvsweb-markup)