Log Message:
-----------
Fix race condition between unsetting SIGCHLD flag and unblocking
SIGCHLD signal.
Modified Files:
--------------
pgpool:
main.c (r1.18 -> r1.19)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool/main.c.diff?r1=1.18&r2=1.19)