--- ../arpwatch.orig/file.h	Sun Jan 17 20:46:04 1999
+++ ./file.h	Fri Sep 12 17:01:42 2003
@@ -1,5 +1,5 @@
 /* @(#) $Header: file.h,v 1.4 99/01/17 17:46:03 leres Exp $ (LBL) */

-typedef int (*file_process)(u_int32_t, u_char *, time_t, char *);
+typedef int (*file_process)(u_int32_t, u_char *, time_t, char *, char *);

 int file_loop(FILE *, file_process, const char *);