void (*size) (void);
void (*special) (Telnet_Special code);
Socket(*socket) (void);
+ int (*exitcode) (void);
int (*sendok) (void);
int (*ldisc) (int);
/*
int app_keypad;
int nethack_keypad;
int telnet_keyboard;
+ int telnet_newline;
int alt_f4; /* is it special? */
int alt_space; /* is it special? */
int alt_only; /* is it special? */