/* include mesg_send */ #include "mesg.h" ssize_t mesg_send(int id, struct mymesg *mptr) { return(msgsnd(id, &(mptr->mesg_type), mptr->mesg_len, 0)); } /* end mesg_send */ void Mesg_send(int id, struct mymesg *mptr) { ssize_t n; if ( (n = msgsnd(id, &(mptr->mesg_type), mptr->mesg_len, 0)) == -1) err_sys("mesg_send error"); }