--- ray/src/common/calexpr.c	1992/11/22 11:53:36	2.11
+++ ray/src/common/calexpr.c	1993/06/04 14:27:58	2.13
@@ -34,14 +34,14 @@ static char SCCSid[] = "$SunId$ LBL";
 
 #define	 isdecimal(c)	(isdigit(c) || (c) == '.')
 
-#ifndef atof
-extern double  atof();
-#endif
 extern char  *fgets(), *savestr();
 extern char  *emalloc(), *ecalloc();
 extern EPNODE  *curfunc;
 extern double  efunc(), evariable();
-static double  euminus(), echannel(), eargument(), enumber();
+static double  euminus(), eargument(), enumber();
+#ifdef  INCHAN
+static double  echannel();
+#endif
 static double  eadd(), esubtr(), emult(), edivi(), epow();
 static double  ebotch();