If you've installed postgres from the package you can find what to add to rc.local in /usr/local/share/doc/postgresql/README.OpenBSD
- Re: rc.local command for postgres Steve
- Re: rc.local command for postgres John Wright
- Re: rc.local command for postgres Stuart Henderson
- Re: rc.local command for postgres Craig Skinner
- Re: rc.local command for postgres Francisco Valladolid