/* command pipe only for COMMAND_MODE */
if (command_pipe >= 0 && mode == COMMAND_MODE)
para_fd_set(command_pipe, &rfds, &max_fileno);
/* command pipe only for COMMAND_MODE */
if (command_pipe >= 0 && mode == COMMAND_MODE)
para_fd_set(command_pipe, &rfds, &max_fileno);