[asterisk-users] Faxing with Asterisk & SpanDSP [Was Fax Problems with SpanDSP]

[joakimsen at gmail.com]

Steve Underwood wrote:
 > SpanDSP cannot be used by the standard distribution of Asterisk, as it
 > is GPL code. However, if you are using Asterisk within the restrictions
 > of the GPL you can add app_rxfax and app_txfax to Asterisk quite easily.
 >

I was wondering how someone could modify Asterisk to be GPL compliant?