rawserv - raw HTTP file server
rawserv port root [max_path_length=256]
rawserv serves raw HTTP files requested with the GET method relatively to the root and shorter than max_path_length characters on a port.
0 the server was closed with a signal.
1 the arguments could not be processed.
2 the signal handler could not be set.
3 the socket could not be created, binded or listened to.
RFC2616