--- ray/src/px/ra_t16.c	1991/11/12 16:04:21	2.1
+++ ray/src/px/ra_t16.c	1991/12/19 14:52:20	2.2
@@ -34,7 +34,7 @@ static char SCCSid[] = "$SunId$ LBL";
 
 extern char	*ecalloc(), *emalloc();
 
-extern double  atof(), pow();
+extern double  pow();
 
 double	gamma = 2.2;			/* gamma correction */