[Pgpool-committers] pgpool - pgpool-II: Fix find_primary_node to avoid segfault when

[User T-ishii]

Log Message:
-----------
Fix find_primary_node to avoid segfault when pool_walrecrunning()
is not installed.

Modified Files:
--------------
    pgpool-II:
        main.c (r1.86 -> r1.87)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/main.c?r1=1.86&r2=1.87)