Log Message:
-----------
Several Cygwin fixes pointed out by Reini Urban.
Modified Files:
--------------
pgsql-server/src/backend/utils/mmgr:
mcxt.c (r1.47 -> r1.48)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/backend/utils/mmgr/mcxt.c.diff?r1=1.47&r2=1.48)
pgsql-server/src/port:
dirmod.c (r1.19 -> r1.20)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/port/dirmod.c.diff?r1=1.19&r2=1.20)