running a c program in the beagleboard

hello. im new to using the beagleboard and i have gotten as far as
instaling the angstrom os and it works fine. i want to write a c
program that will run on the beagleboard and i have no idea where to
start. please help!

If you want to build on the beagle board itself
opkg install build-essential

If you want to cross compile: start reading at

Have fun, Frans