--- riseset.c.orig	Tue Sep 29 22:38:24 1998
+++ riseset.c	Wed Sep 30 11:36:47 1998
@@ -48,7 +48,7 @@
 extern char *daynames[], *monthnames[];
 extern int day_first;
 
-long	UTC, TDT, tim, tim2;
+time_t	UTC, TDT, tim, tim2;
 double	Julian_Day, MJD, Tu, Ru, T70, Local, GMST, LST;
 double	Eqt, Tua, L, G, e, eps, g, alpha, delta, sd, cd, lha, lhr, sh, ch;
 double	la, lf, S, C, sp, cp, tp, Az, alt;
@@ -287,7 +287,7 @@
 
 struct tm *
 sunrise(t0, rs, z)
-	long t0;
+	time_t t0;
 	double rs, z;
 {
 	double cz, dh;
@@ -311,12 +311,12 @@
 
 char *
 moonrise(t0, rs, z)
-	long t0;
+	time_t t0;
 	double rs, z;
 {
 #define SRATE	1.033863192	/* ratio of Moon's motion to Sun's motion */
 	double	cz, dh, sd, cd;
-	long	t1, dt;
+	time_t	t1, dt;
 	struct tm *ltm;
 
 	moondata(t0);	/* get starting declination of Moon */
@@ -522,7 +522,7 @@
 
 /* time functions */
 char *gmctime(t)
-long *t;
+time_t *t;
 {
 	return(asctime(gmtime(t)));
 }