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-rw-r--r--hwclock/clock.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/hwclock/clock.h b/hwclock/clock.h
index 363541bbd..175a6d1ae 100644
--- a/hwclock/clock.h
+++ b/hwclock/clock.h
@@ -26,7 +26,7 @@ typedef int bool;
/* hwclock.c */
extern char *progname;
extern int debug;
-extern int epoch_option;
+extern unsigned long epoch_option;
extern double time_diff(struct timeval subtrahend, struct timeval subtractor);
/* cmos.c */
extern void set_cmos_epoch(int ARCconsole, int SRM);