98 write_data(char *volatile input_data, int *stdin_pipe, int *stdout_pipe)  in write_data()  argument
117           (void)close(stdout_pipe[READ_PIPE]);  in write_data()
154     int *stdout_pipe, pid_t jobpid)  in read_data()  argument
156           FILE      *in = fdopen(stdout_pipe[READ_PIPE], "r");  in read_data()
312     int *stdout_pipe, pid_t *jobpid)  in exec_user_command()  argument
353                     (void)close(stdout_pipe[READ_PIPE]);  in exec_user_command()
362                     if (stdout_pipe[WRITE_PIPE] != STDOUT) {  in exec_user_command()
363                               (void)dup2(stdout_pipe[WRITE_PIPE], STDOUT);  in exec_user_command()
364                               (void)close(stdout_pipe[WRITE_PIPE]);  in exec_user_command()
489           int stdin_pipe[2], stdout_pipe[2];  in child_process()  local
519           if (pipe(stdout_pipe) == -1)  /* child's stdout */  in child_process()
579           if (exec_user_command(e, envp, usernm, stdin_pipe, stdout_pipe,  in child_process()
596           (void)close(stdout_pipe[WRITE_PIPE]);  in child_process()
612                               write_data(input_data, stdin_pipe, stdout_pipe);  in child_process()
637           retval = read_data(e, mailto, usernm, envp, stdout_pipe, jobpid);  in child_process()