extern bool modem; /* Use modem control lines */
extern int inspeed; /* Input/Output speed requested */
extern u_int32_t netmask; /* IP netmask to set on interface */
extern bool lockflag; /* Create lock file to lock the serial dev */
extern bool nodetach; /* Don't detach from controlling tty */
extern bool updetach; /* Detach from controlling tty when link up */
extern bool modem; /* Use modem control lines */
extern int inspeed; /* Input/Output speed requested */
extern u_int32_t netmask; /* IP netmask to set on interface */
extern bool lockflag; /* Create lock file to lock the serial dev */
extern bool nodetach; /* Don't detach from controlling tty */
extern bool updetach; /* Detach from controlling tty when link up */