$NetBSD: patch-ab,v 1.3 2012/07/20 09:58:36 adam Exp $

--- tcpd.h.orig	2003-04-16 14:27:11.000000000 +0000
+++ tcpd.h
@@ -137,7 +137,11 @@ extern void fromhost();			/* get/validat
 #define fromhost sock_host		/* no TLI support needed */
 #endif
 
+#ifdef __STDC__
+extern int hosts_access(struct request_info *);		/* access control */
+#else
 extern int hosts_access();		/* access control */
+#endif
 extern void shell_cmd();		/* execute shell command */
 extern char *percent_x();		/* do %<char> expansion */
 extern void rfc931();			/* client name from RFC 931 daemon */
@@ -196,20 +200,35 @@ extern struct request_info *request_set(
   * host_info structures serve as caches for the lookup results.
   */
 
+#ifdef __STDC__
+extern char *eval_user(struct request_info *);		/* client user */
+extern char *eval_hostname(struct host_info *);		/* printable hostname */
+extern char *eval_hostaddr(struct host_info *);		/* printable host address */
+extern char *eval_hostinfo(struct host_info *);		/* host name or address */
+extern char *eval_client(struct request_info *);		/* whatever is available */
+extern char *eval_server(struct request_info *);		/* whatever is available */
+#else
 extern char *eval_user();		/* client user */
 extern char *eval_hostname();		/* printable hostname */
 extern char *eval_hostaddr();		/* printable host address */
 extern char *eval_hostinfo();		/* host name or address */
 extern char *eval_client();		/* whatever is available */
 extern char *eval_server();		/* whatever is available */
+#endif
 #define eval_daemon(r)	((r)->daemon)	/* daemon process name */
 #define eval_pid(r)	((r)->pid)	/* process id */
 
 /* Socket-specific methods, including DNS hostname lookups. */
 
+#ifdef __STDC__
+extern void sock_host(struct request_info *);		/* look up endpoint addresses */
+extern void sock_hostname(struct host_info *);		/* translate address to hostname */
+extern void sock_hostaddr(struct host_info *);		/* address to printable address */
+#else
 extern void sock_host();		/* look up endpoint addresses */
 extern void sock_hostname();		/* translate address to hostname */
 extern void sock_hostaddr();		/* address to printable address */
+#endif
 #define sock_methods(r) \
 	{ (r)->hostname = sock_hostname; (r)->hostaddr = sock_hostaddr; }