--- ray/src/gen/genmarble.c	1991/11/12 17:04:39	2.1
+++ ray/src/gen/genmarble.c	1993/06/04 14:31:11	2.3
@@ -12,9 +12,10 @@ static char SCCSid[] = "$SunId$ LBL";
 
 #include  <stdio.h>
 
+#include  <math.h>
+
 #include  "random.h"
 
-
 #define  PI	3.14159265359
 
 typedef double  FVECT[3];
@@ -26,7 +27,6 @@ main(argc, argv)
 int  argc;
 char  **argv;
 {
-	double  atof();
 	char  *cmtype, *cname;
 	FVECT  cent;
 	double  rad;
@@ -73,7 +73,6 @@ bubble(v, cent, rad, bubrad)	/* compute location of ra
 FVECT  v, cent;
 double  rad, bubrad;
 {
-	double  sqrt();
 	double  r, ro, theta, phi;
 
 	r = frandom()*bubrad;
@@ -90,7 +89,6 @@ sphere_cart(v, ro, theta, phi)	/* spherical to cartesi
 FVECT  v;
 double  ro, theta, phi;
 {
-	double  sin(), cos();
 	double  d;
 	
 	d = sin(phi);