Log Message:
-----------
Add support for GNU/Hurd and GNU/*BSD. For our purposes, they behave just
like Linux; we just need to recognize the system types.
Modified Files:
--------------
pgsql-server:
configure (r1.394 -> r1.395)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/configure.diff?r1=1.394&r2=1.395)
configure.in (r1.376 -> r1.377)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/configure.in.diff?r1=1.376&r2=1.377)