--- interp.c.orig	Mon Feb  7 17:41:53 1994
+++ interp.c	Fri Mar 10 13:31:32 2000
@@ -490,7 +490,7 @@
     mdays[1] = 28 + (yr%4 == 0);
 
     if (mo < 1 || mo > 12 || day < 1 || day > mdays[--mo] ||
-		yr > 1999 || yr < 1970) {
+		yr > 2099 || yr < 1970) {
 	error("@dts: invalid argument");
 	cellerror = CELLERROR;
 	return(0.0);
@@ -560,7 +560,7 @@
 #if defined(__GO32__) || defined(__NeXT__)
   	time_t time (time_t *) ;
 #else
-#  ifndef OSF1
+#  if !defined(OSF1) && !defined(__FreeBSD__)
 	long time();
 #  endif
 #endif
@@ -571,7 +571,7 @@
 	long tloc;
 
   if (which == NOW) {
-#if defined(__GO32__) || defined(__NeXT__)
+#if defined(__GO32__) || defined(__NeXT__) || defined(__FreeBSD__)
     return (double) time ((time_t *) NULL) ;
 #else
     return (double) time((long *)0);