waitproc
pid_t waitproc;
waitproc = waitpid(0, &status, 0);
if (waitproc == childpid)
(long)parentpid, (long)childpid, (long)waitproc);
while (waitproc(pp) == FAILURE)
while (waitproc(process) == FAILURE)
static long waitproc(struct PROC_TABLE *);
while (waitproc(su_process) == FAILURE) {