What do i need before compiling postgres on solaris 7

Hi There,

     I am trying to compile postgres 7 on solaris 7.
Kindly tell me what all do I need before compiling the
postgres software. What is the process to compile and
install the postgres 7 on solaris 7.

     Awaiting for an acknowledgement. Thanks in
advance for all the help.

Thanks & Regards
Rajesh.

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