--- linux.org/include/linux/ipx.h	Mon May 13 22:39:28 1996
+++ linux/include/linux/ipx.h	Thu Jul  4 00:09:54 1996
@@ -75,5 +75,6 @@
 #define SIOCAIPXITFCRT		(SIOCPROTOPRIVATE)
 #define SIOCAIPXPRISLT		(SIOCPROTOPRIVATE+1)
 #define SIOCIPXCFGDATA		(SIOCPROTOPRIVATE+2)
+#define SIOCIPXNCPCONN		(SIOCPROTOPRIVATE+3)
 #endif

--- linux.org/include/net/sock.h	Wed Jun 12 23:08:41 1996
+++ linux/include/net/sock.h	Thu Jul  4 00:09:12 1996
@@ -112,6 +112,10 @@
  * know the connection this socket belongs to.
  */
 	struct ncp_server       *ncp_server;
+/*
+ * To handle special NCP-Sockets for mars_nwe
+ */
+	unsigned short          ipx_ncp_conn;

 };
 #endif

--- linux.org/net/ipx/af_ipx.c	Wed Jun 12 22:55:00 1996
+++ linux/net/ipx/af_ipx.c	Thu Jul  4 00:09:46 1996
@@ -468,6 +468,20 @@
 	ipx_socket	*sock1 = NULL, *sock2 = NULL;
 	struct sk_buff	*skb1 = NULL, *skb2 = NULL;

+	if (intrfc == ipx_primary_net
+	  && ntohs(ipx->ipx_dest.sock) == 0x451
+	  &&  *((char*)(ipx+1))   == 0x22
+	  &&  *((char*)(ipx+1)+1) == 0x22) {
+	  int connection = (int) *((char*)(ipx+1)+3);
+          /* 255 connections are enough ;) */
+          if (connection) {
+            for (sock1=intrfc->if_sklist;
+		(sock1 != NULL) &&
+		(sock1->protinfo.af_ipx.ipx_ncp_conn != connection);
+		sock1=sock1->next);;
+          }
+        }
+        if (sock1 == NULL)
 	sock1 = ipxitf_find_socket(intrfc, ipx->ipx_dest.sock);

 	/*
@@ -2243,6 +2257,17 @@
 			if(err) return err;
 			return(ipxcfg_get_config_data((void *)arg));
 		}
+
+		case SIOCIPXNCPCONN:
+                {
+                  if (!suser()) return(-EPERM);
+                  err = verify_area(VERIFY_READ, (void *)arg,
+                                sizeof(unsigned short));
+                  if (err) return err;
+                  sk->protinfo.af_ipx.ipx_ncp_conn = get_fs_word(arg);
+                  return 0;
+                }
+
 		case SIOCGSTAMP:
 			if (sk)
 			{