dopoll
dopoll(-1, fd, POLLIN|POLLOUT, "POLLIN|POLLOUT", timeout);
dopoll(-1, fd, POLLIN, "POLLIN", timeout);
dopoll(-1, fd, POLLOUT, "POLLOUT", timeout);
dopoll(-1, fd, 0, "(none)", timeout);
dopoll(-1, fd, POLLIN|POLLOUT, "POLLIN|POLLOUT", timeout);
dopoll(-1, fd, POLLIN, "POLLIN", timeout);
dopoll(-1, fd, POLLOUT, "POLLOUT", timeout);
dopoll(-1, fd, 0, "(none)", timeout);
dopoll(writer, fd, POLLIN|POLLOUT, "POLLIN|POLLOUT", timeout);
dopoll(writer, fd, POLLIN, "POLLIN", timeout);
dopoll(writer, fd, POLLOUT, "POLLOUT", timeout);
dopoll(writer, fd, 0, "(none)", timeout);
void dopoll(pid_t, int, int, char *, int);
int dopoll;
dopoll = 1;
dopoll = 0;
if (dopoll)
int dopoll;
dopoll = 1;
dopoll = 0;
if (dopoll)
int dopoll) /* If 0, then block until something to do */
if ((c = poll(pfd, TELNET_FD_NUM, dopoll ? 0 : INFTIM)) == -1) {
int dopoll = 0;
if (dopoll)
dopoll = 1;