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- /* Asynch controller control block */
- #define MAX_STORE 1024
-
- struct Store_input {
- char *head;
- char store[MAX_STORE];
- char *tail;
- int amt;
- };
-
- struct asy {
- unsigned int speed; /* Line speed */
- int portIn;
- int portOut;
- int devopen;
- char *tty;
- char recv_buf[MAX_STORE];
- char snd_buf[MAX_STORE];
- };
- extern struct asy asy[];
- extern unsigned nasy; /* Actual number of asynch lines */
- #define ASY_MAX 2 /* Two asynch ports on the MAC */
-