--- ray/src/px/pfilt.c	2003/10/22 02:06:35	2.27
+++ ray/src/px/pfilt.c	2004/01/02 12:47:01	2.28
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char RCSid[] = "$Id: pfilt.c,v 2.27 2003/10/22 02:06:35 greg Exp $";
+static const char RCSid[] = "$Id: pfilt.c,v 2.28 2004/01/02 12:47:01 schorsch Exp $";
 #endif
 /*
  *  pfilt.c - program to post-process picture file.
@@ -83,12 +83,13 @@ int  orad = 0;			/* output window radius */
 
 char  *progname;
 
+static gethfunc headline;
 
+
 main(argc, argv)
 int  argc;
 char  **argv;
 {
-	extern int  headline();
 	FILE  *fin;
 	float  *lampcolor;
 	char  *lamptype = NULL;
@@ -328,9 +329,11 @@ COLOR  clr;
 double	(*ourbright)() = rgb_bright;
 
 
-int
-headline(s)				/* process line from header */
-char  *s;
+static int
+headline(				/* process line from header */
+	char	*s,
+	void	*p
+)
 {
 	char  fmt[32];