--- /dev/null
+/***********************************************************
+* Rocks'n'Diamonds -- McDuffin Strikes Back! *
+*----------------------------------------------------------*
+* (c) 1995-98 Artsoft Entertainment *
+* Holger Schemel *
+* Oststrasse 11a *
+* 33604 Bielefeld *
+* phone: ++49 +521 290471 *
+* email: aeglos@valinor.owl.de *
+*----------------------------------------------------------*
+* netserv.h *
+***********************************************************/
+
+#ifndef NETSERV_H
+#define NETSERV_H
+
+#define DEFAULTPORT 19504
+
+#define PROT_VERS_1 1
+#define PROT_VERS_2 2
+#define PROT_VERS_3 0
+
+#define OP_PROTOCOL_VERSION 1
+#define OP_BAD_PROTOCOL_VERSION 2
+#define OP_PLAYER_CONNECTED 3
+#define OP_PLAYER_DISCONNECTED 4
+#define OP_YOUR_NUMBER 5
+#define OP_NUMBER_WANTED 6
+#define OP_NICKNAME 7
+#define OP_START_PLAYING 8
+#define OP_MOVE_FIGURE 9
+
+#define OP_LOST 10
+#define OP_GONE 11
+#define OP_CLEAR 12
+#define OP_LINES 13
+#define OP_GROW 14
+#define OP_MODE 15
+#define OP_LEVEL 16
+#define OP_BOT 17
+#define OP_KILL 18
+#define OP_PAUSE 19
+#define OP_CONT 20
+#define OP_BADVERS 21
+#define OP_MSG 22
+#define OP_YOUARE 23
+#define OP_LINESTO 24
+#define OP_WON 25
+#define OP_ZERO 26
+
+#define MAX_BUFFER_SIZE 4096
+
+void NetworkServer(int, int);
+
+#endif