BUG #1003: postgres config error

The following bug has been logged online:

Bug reference:      1003
Logged by:          hemachandra
Email address:      hemachandra.jayapal@wipro.com
PostgreSQL version: 7.3
Operating system:   Red Hat8.0
Description:        postgres config error
Details:

I have installed the Postgres by the procedure by.
 it got installed at /usr/local/pgsql/bin
but, when i re-start the system. the postgres service  starts from /usr/bin.

what shall i do i have tried it by editing the
 /etc/rc.d/inid.d / postgresql file.
but no result

regards
hemu