Update dthread.cpp

Source/dthread.cpp

@@ -21,7 +21,7 @@ void dthread_remove_player(int pnum)
 #endif
 	for (pkt = sgpInfoHead; pkt; pkt = pkt->pNext) {
 		if (pkt->dwSpaceLeft == pnum)
-			pkt->dwSpaceLeft = 4;
+			pkt->dwSpaceLeft = MAX_PLRS;
 	}
 #ifdef __cplusplus
 	sgMemCrit.Leave();
@@ -106,7 +106,7 @@ unsigned int __stdcall dthread_handler(void *)
 #endif
 
 		if (pkt) {
-			if (pkt->dwSpaceLeft != 4)
+			if (pkt->dwSpaceLeft != MAX_PLRS)
 				multi_send_zero_packet(pkt->dwSpaceLeft, pkt->data[0], &pkt->data[8], *(DWORD *)&pkt->data[4]);
 
 			dwMilliseconds = 1000 * *(DWORD *)&pkt->data[4] / gdwDeltaBytesSec;