On 1/3/13 12:53 AM, Poul-Henning Kamp wrote: > In general, you should reuse as much code as you can, life is too short > to write another UDP checksum subroutine. > You captured it exactly.. The thrill of implementing sin() is long past. Heck, I'd be happy with something that ran Matlab/Octave/SciPy etc...interpreting and all.