Perform connect() for multicast sockets only on Linux and Win32

modules/misc/network/ipv4.c

@@ -382,8 +382,13 @@ igmpv2:
             }
          }
     }
+
+#if !defined (__linux__) && !defined (WIN32)
+    else
 #endif
 
+#endif /* !defined SYS_BEOS */
+
     if( rem.sin_addr.s_addr != INADDR_ANY )
     {
         /* Connect the socket */

modules/misc/network/ipv6.c

@@ -299,6 +299,10 @@ mldv1:
         }
     }
 
+#if !defined (__linux__) && !defined (WIN32)
+    else
+#endif
+
     if( memcmp (&rem.sin6_addr, &in6addr_any, 16) )
     {
         int ttl;