CSPGateway Configuration - Apache 2.4 -- MacOSx

Hi Team,

i'm learning about CSPGateway configuration, but while trying in MacOSx i'm confused what need to done.

i have CSPgateway file, and Apache 2.4 installed on Mac. Please guide me further.

this our Inbuild private Apache with run on 57772

http://macbook.local:57772/csp/sys/UtilHome.csp   

but i want run in 80 or some other configured port

http://macbook.local/csp/sys/UtilHome.csp

Thanks