diff --git a/upnp.c.bak b/upnp.c.bak
new file mode 100644
index 0000000..cdc68a4
--- /dev/null
+++ b/upnp.c.bak
@@ -0,0 +1,187 @@
+// Includes code from MiniUPnPc, used subject to the following conditions:
+
+/*
+
+MiniUPnPc
+Copyright (c) 2005-2020, Thomas BERNARD
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+    * The name of the author may not be used to endorse or promote products
+	  derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+*/
+
+#define MINIUPNP_STATICLIB
+
+#include <stdio.h>
+#ifdef _WIN32
+#include "upnpcommands.h"
+#include "miniupnpc.h"
+#include "upnperrors.h"
+#include <winsock2.h>
+#else
+#include <miniupnpc/upnpcommands.h>
+#include <miniupnpc/miniupnpc.h>
+#include <miniupnpc/upnperrors.h>
+#include <stdio.h>
+#endif
+
+int AddMap(char * controlURL, char * eport, char * iport, char * proto);
+int DeleteMap(char * controlURL, char * eport, char * iport, char * proto);
+
+void Consoleprintf(const char * format, ...);
+
+struct UPNP 
+{
+	struct UPNP * Next;
+	char * Protocol;
+	char * LANport;
+	char * WANPort;
+};
+
+extern struct UPNP * UPNPConfig;
+
+char * controlURL = 0;
+char * servicetype = 0;
+char iaddr[] = "IP";
+char * inClient = NULL;
+#ifdef LINBPQ
+char desc[] = "LinBPQ ";
+#else
+char desc[] = "BPQ32 ";
+#endif
+char * remoteHost = NULL;
+char * leaseDuration = NULL;
+
+struct UPNPDev * devlist = 0;
+char lanaddr[64] = "unset";	/* my ip address on the LAN */
+struct UPNPUrls urls;
+struct IGDdatas data;
+
+int i;
+const char * rootdescurl = 0;
+const char * multicastif = 0;
+const char * minissdpdpath = 0;
+int localport = UPNP_LOCAL_PORT_ANY;
+int retcode = 0;
+int error = 0;
+int ipv6 = 0;
+int ignore = 0;
+unsigned char ttl = 2;
+
+
+int upnpInit()
+{
+	struct UPNP * Config = UPNPConfig;
+	int i;
+#ifdef WIN32
+	WSADATA wsaData;
+	int nResult = WSAStartup(MAKEWORD(2,2), &wsaData);
+	if(nResult != NO_ERROR)
+	{
+		fprintf(stderr, "WSAStartup() failed.\n");
+		return -1;
+	}
+#endif
+
+	while (Config)
+	{
+		if (devlist == NULL)
+		{
+			devlist = upnpDiscover(2000, multicastif, minissdpdpath, localport, ipv6, ttl, &error);
+
+			if (devlist == NULL)
+			{
+				Consoleprintf("Failed to find a UPNP device");
+				return 0;
+			}
+
+			i = UPNP_GetValidIGD(devlist, &urls, &data, lanaddr, sizeof(lanaddr));
+		}
+		
+		AddMap(devlist->descURL, Config->LANport, Config->WANPort, Config->Protocol);		
+		Config = Config->Next;
+	}
+
+	return 0;
+}
+
+int upnpClose()
+{
+	struct UPNP * Config = UPNPConfig;
+	int i;
+
+	while (Config)
+	{
+		if (devlist == NULL)
+		{
+			devlist = upnpDiscover(2000, multicastif, minissdpdpath, localport, ipv6, ttl, &error);
+
+			if (devlist == NULL)
+			{
+				Consoleprintf("Failed to find a UPNP device");
+				return 0;
+			}
+
+			i = UPNP_GetValidIGD(devlist, &urls, &data, lanaddr, sizeof(lanaddr));
+		}
+		
+		DeleteMap(devlist->descURL, Config->LANport, Config->WANPort, Config->Protocol);		
+		Config = Config->Next;
+	}
+
+	return 0;
+}
+
+int AddMap(char * controlURL, char * eport, char * iport, char * proto)
+{
+	int r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype,
+					eport, iport, lanaddr, desc,
+					proto, remoteHost, leaseDuration);
+		
+	if (r != UPNPCOMMAND_SUCCESS)
+	{
+		Consoleprintf("UPNP AddPortMapping(%s, %s, %s) failed with code %d (%s)", eport, iport, lanaddr, r, strupnperror(r));
+		return -2;
+	}
+	Consoleprintf("UPNP AddPortMapping(%s, %s, %s) Succeeded", eport, iport, lanaddr, r);
+	return 0;
+}
+
+int DeleteMap(char * controlURL, char * eport, char * iport, char * proto)
+{
+	int r = UPNP_DeletePortMapping(urls.controlURL, data.first.servicetype, eport, proto, remoteHost);
+
+	if(r != UPNPCOMMAND_SUCCESS)
+	{
+		Consoleprintf("UPNP DeletePortMapping(%s, %s, %s) failed with code %d (%s)", eport, iport, lanaddr, r, strupnperror(r));
+		return -2;
+	}
+	Consoleprintf("UPNP DeletePortMapping(%s, %s, %s) Succeeded", eport, iport, lanaddr, r);
+
+	return 0;
+}
+
+
+
+