--- a/hack/extern.h
+++ b/hack/extern.h
@@ -583,7 +583,7 @@ int role_index(int);
 void setrandom(void);
 struct tm *getlt(void);
 int getyear(void);
-char *getdate(void);
+char *get_date(void);
 int phase_of_the_moon(void);
 int night(void);
 int midnight(void);
--- a/hack/hack.end.c
+++ b/hack/hack.end.c
@@ -360,7 +360,7 @@ topten()
 	(t0->name)[NAMSZ] = 0;
 	(void) strncpy(t0->death, killer, DTHSZ);
 	(t0->death)[DTHSZ] = 0;
-	(void) strcpy(t0->date, getdate());
+	(void) strcpy(t0->date, get_date());
 
 	/* assure minimum number of points */
 	if (t0->points < POINTSMIN)
--- a/hack/hack.unix.c
+++ b/hack/hack.unix.c
@@ -118,7 +118,7 @@ getyear()
 }
 
 char           *
-getdate()
+get_date()
 {
 	static char     datestr[7];
 	struct tm      *lt = getlt();