SEND(2) Xinu Programmer's Manual SEND(2) NAME send - send a (one-word) message to a process SYNOPSIS int send(pid, msg) int pid; int msg; DESCRIPTION _S_e_n_d sends the one-word message _m_s_g to the process with id _p_i_d. A process may have at most one outstanding message that has not been received. _S_e_n_d returns SYSERR if _p_i_d is invalid or if the process already has a message waiting that has not been received. Otherwise, it sends the message and returns OK. SEE ALSO receive(2), sendf(2), preceive(2), psend(2) Version 6b Printed 1/12/87 1