[HACKERS] Hi, I wanto joinin the developer group of postgresql

[shieldy]

Hi, I wanto joinin the developer group of postgresql。
But, I just donot know how to put the first step, as I installed the
postgresql, and also get the postgresql code. after that, I also installed
the cygwin on my computer( as my os is windows xp). but now I wonder what's
my next step. as I have extends some aspects in the postgresql spatial data.
can you give me some suggestions on how should I go on? thankyou!