--- embedaddon/mpd/src/udp.c	2016/11/01 09:56:12	1.1.1.2
+++ embedaddon/mpd/src/udp.c	2021/03/17 00:39:23	1.1.1.3
@@ -89,7 +89,7 @@
 
   static void	UdpDoClose(Link l);
   static void	UdpShutdown(Link l);
-  static int	UdpSetCommand(Context ctx, int ac, char *av[], void *arg);
+  static int	UdpSetCommand(Context ctx, int ac, const char *const av[], const void *arg);
   static void	UdpNodeUpdate(Link l);
   static int	UdpListen(Link l);
   static int	UdpUnListen(Link l);
@@ -129,7 +129,7 @@
 	UdpSetCommand, NULL, 2, (void *) SET_ENABLE },
     { "disable [opt ...]",		"Disable option",
 	UdpSetCommand, NULL, 2, (void *) SET_DISABLE },
-    { NULL },
+    { NULL, NULL, NULL, NULL, 0, NULL },
   };
 
 struct UdpIf {
@@ -139,16 +139,13 @@ struct UdpIf {
     int		csock;                  /* netgraph Control socket */
     EventRef	ctrlEvent;		/* listen for ctrl messages */
 };
-struct UdpIf UdpIfs[UDP_MAXPARENTIFS];
+static struct UdpIf UdpIfs[UDP_MAXPARENTIFS];
 
-int UdpListenUpdateSheduled=0;
-struct pppTimer UdpListenUpdateTimer;
-
  /*
  * INTERNAL VARIABLES
  */
 
-  static struct confinfo	gConfList[] = {
+  static const struct confinfo	gConfList[] = {
     { 0,	UDP_CONF_RESOLVE_ONCE,	"resolve-once"	},
     { 0,	0,			NULL		},
   };
@@ -272,7 +269,7 @@ UdpOpen(Link l)
 	/* Setsockopt socket. */
 	ksso->level=SOL_SOCKET;
 	ksso->name=SO_REUSEPORT;
-	((int *)(ksso->value))[0]=1;
+	((int *)(void *)(ksso->value))[0]=1;
 	if (NgSendMsg(csock, path, NGM_KSOCKET_COOKIE,
     	    NGM_KSOCKET_SETOPT, &u, sizeof(u)) < 0) {
     	    Perror("[%s] can't setsockopt() %s node",
@@ -358,10 +355,10 @@ UdpClose(Link l)
 static void
 UdpShutdown(Link l)
 {
-    UdpInfo const pi = (UdpInfo) l->info;
+	UdpInfo const pi = (UdpInfo) l->info;
 
-    if (pi->conf.fqdn_peer_addr)
-        Freee(pi->conf.fqdn_peer_addr);
+	if (pi->conf.fqdn_peer_addr)
+		Freee(pi->conf.fqdn_peer_addr);
 
 	UdpDoClose(l);
 	UdpUnListen(l);
@@ -416,6 +413,7 @@ UdpOrigination(Link l)
 static int
 UdpIsSync(Link l)
 {
+    (void)l;
     return (1);
 }
 
@@ -734,7 +732,7 @@ UdpNodeUpdate(Link l)
  */
 
 static int
-UdpSetCommand(Context ctx, int ac, char *av[], void *arg)
+UdpSetCommand(Context ctx, int ac, const char *const av[], const void *arg)
 {
     UdpInfo		const pi = (UdpInfo) ctx->lnk->info;
     char		**fqdn_peer_addr = &pi->conf.fqdn_peer_addr;