Log Message:
-----------
Fix bug in fork_a_child which mistakely closed pipe fds which are not
created yet at the startup time
Modified Files:
--------------
pgpool-II:
main.c (r1.38 -> r1.39)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/main.c.diff?r1=1.38&r2=1.39)