Log Message:-----------Make checks for invalid pgStatSock use PGINVALID_SOCKET
Modified Files:-------------- pgsql/src/backend/postmaster: pgstat.c (r1.199 -> r1.200) (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/postmaster/pgstat.c?r1=1.199&r2=1.200)
