--- ray/src/cv/thf2rad.c	1991/11/12 17:01:57	2.1
+++ ray/src/cv/thf2rad.c	2003/07/27 22:12:02	2.7
@@ -1,9 +1,6 @@
-/* Copyright (c) 1990 Regents of the University of California */
-
 #ifndef lint
-static char SCCSid[] = "$SunId$ LBL";
+static const char	RCSid[] = "$Id: thf2rad.c,v 2.7 2003/07/27 22:12:02 schorsch Exp $";
 #endif
-
 /* Copyright (c) 1988 Regents of the University of California */
 
 /*
@@ -13,6 +10,8 @@ static char SCCSid[] = "$SunId$ LBL";
  */
 
 #include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
 
 #define MAXSTR		128		/* maximum string or id length */
 #define MAXPTS		2048		/* maximum points per object */
@@ -28,7 +27,6 @@ main(argc, argv)
 int	argc;
 char	*argv[];
 {
-	extern double	atof();
 	char	*name = NULL;
 	int	an;
 
@@ -80,7 +78,7 @@ char	*name, *file;
 		if (name == NULL)
 			name = file;
 	}
-	for (cp = nambuf; *cp = *name++; cp++)
+	for (cp = nambuf; (*cp = *name++); cp++)
 		;
 				/* get objects from file */
 	on = 0;