int is_async; /* Nonzero if client accepts async msgs */
int async_waiting; /* Nonzero if there are async msgs waiting */
int input_waiting; /* Nonzero if there is client input waiting */
int is_async; /* Nonzero if client accepts async msgs */
int async_waiting; /* Nonzero if there are async msgs waiting */
int input_waiting; /* Nonzero if there is client input waiting */