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- /***********************************************************************
-
- FILE
- alarm.h - all the declarations needed for alarm.c
-
- LAST UPDATE
- 25 August 1985
-
- ***********************************************************************/
-
- #define CLOCKFREQ 1193180L /* clock frequency */
-
- #define DOS_COUNT 0xFFFF /* DOS timer count */
- #define MAX_MS 55L /* max interval in milliseconds */
-
- #define TIMER_CTL 0x43 /* 8253 timer control port */
- #define TIMER 0x40 /* timer 0 port */
-
- #ifdef ANSI
-
- extern int setalarm(double);
- extern int rsetalarm(long);
- extern long alarm_count(void);
- extern double alarm_time(void);
-
- #else
-
- extern int setalarm();
- extern int rsetalarm();
- extern long alarm_count();
- extern double alarm_time();
-
- #endif