diff --git a/libbitdht/src/bitdht/bdhistory.cc b/libbitdht/src/bitdht/bdhistory.cc
index 49a664e1c..637a1ce7d 100644
--- a/libbitdht/src/bitdht/bdhistory.cc
+++ b/libbitdht/src/bitdht/bdhistory.cc
@@ -36,7 +36,6 @@ void	bdMsgHistoryList::printHistory(std::ostream &out, int mode, time_t start_ts
 	sit = msgHistory.lower_bound(start_ts);
 	eit = msgHistory.upper_bound(end_ts);
 	time_t curr_ts = 0;
-	time_t old_ts = 0;
 	bool time_changed = false;
 	bool first_line = true;
 	
@@ -45,7 +44,6 @@ void	bdMsgHistoryList::printHistory(std::ostream &out, int mode, time_t start_ts
 		time_changed = false;
 		if (curr_ts != it->first)
 		{
-			old_ts = curr_ts;
 			curr_ts = it->first;
 			time_changed = true;
 		}
diff --git a/libbitdht/src/bitdht/bdmanager.cc b/libbitdht/src/bitdht/bdmanager.cc
index e0bb28bec..55030d179 100644
--- a/libbitdht/src/bitdht/bdmanager.cc
+++ b/libbitdht/src/bitdht/bdmanager.cc
@@ -168,7 +168,7 @@ bool bdNodeManager::setAttachMode(bool on)
 }
 
         /* Friend Tracking */
-void bdNodeManager::addBadPeer(const struct sockaddr_in &addr, uint32_t source, uint32_t reason, uint32_t age)
+void bdNodeManager::addBadPeer(const struct sockaddr_in &/*addr*/, uint32_t /*source*/, uint32_t /*reason*/, uint32_t /*age*/)
 {
 	std::cerr << "bdNodeManager::addBadPeer() not implemented yet!";
 	std::cerr << std::endl;
diff --git a/libbitdht/src/bitdht/bdpeer.cc b/libbitdht/src/bitdht/bdpeer.cc
index 3d68dafbb..d5c4eeaa8 100644
--- a/libbitdht/src/bitdht/bdpeer.cc
+++ b/libbitdht/src/bitdht/bdpeer.cc
@@ -27,6 +27,7 @@
 #include "bitdht/bdpeer.h"
 #include "util/bdnet.h"
 #include "util/bdrandom.h"
+#include "util/bdstring.h"
 #include "bitdht/bdiface.h"
 
 #include <stdlib.h>
@@ -941,13 +942,13 @@ int     bdSpace::printDHT()
 			if (size)
 			{
 				if (doPrint)
-					fprintf(stderr, "Estimated NetSize >> %llu\n", no_nets);
+					bd_fprintf(stderr, "Estimated NetSize >> %llu\n", no_nets);
 			}
 			else
 			{
 #ifdef BITDHT_DEBUG
 				if (doPrint)
-					fprintf(stderr, " Bucket = Net / >> %llu\n", no_nets);
+					bd_fprintf(stderr, " Bucket = Net / >> %llu\n", no_nets);
 #endif
 			}
 		}
@@ -957,14 +958,14 @@ int     bdSpace::printDHT()
 			if (size)
 			{	
 				if (doPrint)
-					fprintf(stderr, "Estimated NetSize = %llu\n", no_peers);
+					bd_fprintf(stderr, "Estimated NetSize = %llu\n", no_peers);
 			}
 			else
 			{
 
 #ifdef BITDHT_DEBUG
 				if (doPrint)
-					fprintf(stderr, " Bucket = Net / %llu\n", no_nets);
+					bd_fprintf(stderr, " Bucket = Net / %llu\n", no_nets);
 #endif
 
 			}
@@ -994,7 +995,7 @@ int     bdSpace::printDHT()
 	}
 	else
 	{
-		fprintf(stderr, "Estimated Network Size = (%llu / %d) = %llu\n", sum, count, sum / count);
+		bd_fprintf(stderr, "Estimated Network Size = (%llu / %d) = %llu\n", sum, count, sum / count);
 	}
 
 	return 1;
diff --git a/libbitdht/src/bitdht/bdquery.cc b/libbitdht/src/bitdht/bdquery.cc
index b3f1624b4..9bcf36525 100644
--- a/libbitdht/src/bitdht/bdquery.cc
+++ b/libbitdht/src/bitdht/bdquery.cc
@@ -364,7 +364,6 @@ int bdQuery::addClosestPeer(const bdId *id, uint32_t mode)
 #ifdef DEBUG_QUERY 
         	fprintf(stderr, "Dropping Peer that dont reply\n");
 #endif
-		bool removed = false;
 		for(it = mClosest.begin(); it != mClosest.end(); ++it)
 		{
 			time_t sendts = ts - it->second.mLastSendTime;
@@ -379,7 +378,6 @@ int bdQuery::addClosestPeer(const bdId *id, uint32_t mode)
         			fprintf(stderr, "\n");
 #endif
 				mClosest.erase(it);
-				removed = true;
 				break ;
 			}
 		}
@@ -568,12 +566,10 @@ int bdQuery::updatePotentialPeer(const bdId *id, uint32_t mode, uint32_t addType
 	sit = mPotentialPeers.lower_bound(dist);
 	eit = mPotentialPeers.upper_bound(dist);
 
-	bool found = false;
 	for(it = sit; it != eit; it++)
 	{
 		if (mFns->bdSimilarId(id, &(it->second.mPeerId)))
 		{
-			found = true;
 
 			it->second.mPeerFlags |= mode;
 			it->second.mLastRecvTime = now;
diff --git a/libbitdht/src/bitdht/bdstore.cc b/libbitdht/src/bitdht/bdstore.cc
index 10046ba2e..bf51b16f4 100644
--- a/libbitdht/src/bitdht/bdstore.cc
+++ b/libbitdht/src/bitdht/bdstore.cc
@@ -161,7 +161,6 @@ void	bdStore::addStore(bdPeer *peer)
 #endif
 
 	/* remove old entry */
-	bool removed = false;
 
 	std::list<bdPeer>::iterator it;
 	for(it = store.begin(); it != store.end(); )
@@ -169,7 +168,6 @@ void	bdStore::addStore(bdPeer *peer)
 		if ((it->mPeerId.addr.sin_addr.s_addr == peer->mPeerId.addr.sin_addr.s_addr) &&
 		    (it->mPeerId.addr.sin_port == peer->mPeerId.addr.sin_port))
 		{
-			removed = true;
 #ifdef DEBUG_STORE
 			std::cerr << "bdStore::addStore() Removed Existing Entry: ";
 			mFns->bdPrintId(std::cerr, &(it->mPeerId));
diff --git a/libbitdht/src/bitdht/bencode.c b/libbitdht/src/bitdht/bencode.c
index 60bc75660..598dc7615 100644
--- a/libbitdht/src/bitdht/bencode.c
+++ b/libbitdht/src/bitdht/bencode.c
@@ -22,6 +22,7 @@
 #include <stdio.h>
 #include <stdlib.h> /* malloc() realloc() free() strtoll() */
 #include <string.h> /* memset() */
+#include "util/bdstring.h"
 
 #include "bitdht/bencode.h"
 
@@ -425,7 +426,7 @@ int be_encode(be_node *node, char *str, int len)
 
 	switch (node->type) {
 		case BE_STR:
-			snprintf(str, len, "%lli:", be_str_len(node));
+			bd_snprintf(str, len, "%lli:", be_str_len(node));
 			loc += strlen(&(str[loc]));
 
 			memcpy(&(str[loc]), node->val.s, be_str_len(node));
@@ -433,7 +434,7 @@ int be_encode(be_node *node, char *str, int len)
 			break;
 
 		case BE_INT:
-			snprintf(str, len, "i%llie", node->val.i);
+			bd_snprintf(str, len, "i%llie", node->val.i);
 			loc += strlen(&(str[loc]));
 			break;
 
diff --git a/libbitdht/src/libbitdht.pro b/libbitdht/src/libbitdht.pro
index c2f6c8874..7b2ab6c79 100644
--- a/libbitdht/src/libbitdht.pro
+++ b/libbitdht/src/libbitdht.pro
@@ -19,6 +19,10 @@ debug {
         QMAKE_CXXFLAGS *= -g -fno-omit-frame-pointer
 }
 
+# treat warnings as error for better removing
+#QMAKE_CFLAGS += -Werror
+#QMAKE_CXXFLAGS += -Werror
+
 ################################# Linux ##########################################
 linux-* {
 	DESTDIR = lib
@@ -59,6 +63,10 @@ win32 {
 		#DEFINES *= WINDOWS_SYS WIN32 STATICLIB MINGW
 		DESTDIR = lib
 
+		# Switch on extra warnings
+		QMAKE_CFLAGS += -Wextra
+		QMAKE_CXXFLAGS += -Wextra
+
 		# Switch off optimization for release version
 		QMAKE_CXXFLAGS_RELEASE -= -O2
 		QMAKE_CXXFLAGS_RELEASE += -O0
@@ -107,6 +115,7 @@ HEADERS += \
 	util/bdnet.h	\
 	util/bdthreads.h	\
 	util/bdrandom.h		\
+	util/bdstring.h		\
 	udp/udplayer.h   	\
 	udp/udpstack.h		\
 	udp/udpbitdht.h   	\
diff --git a/libbitdht/src/util/bdstring.h b/libbitdht/src/util/bdstring.h
new file mode 100644
index 000000000..fc7105d0d
--- /dev/null
+++ b/libbitdht/src/util/bdstring.h
@@ -0,0 +1,35 @@
+#ifndef BITDHT_UTILS_BDSTRING_H
+#define BITDHT_UTILS_BDSTRING_H
+
+/****************************************************************
+ *  libbitdht is distributed under the following license:
+ *
+ *  Copyright (C) 2012 RetroShare Team
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version 2
+ *  of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ ****************************************************************/
+
+#ifdef WIN32
+// for proper handling of %ll
+#define bd_snprintf __mingw_snprintf
+#define bd_fprintf  __mingw_fprintf
+#else
+#define bd_snprintf snprintf
+#define bd_fprintf  fprintf
+#endif
+
+
+#endif
diff --git a/libretroshare/src/dht/p3bitdht.h b/libretroshare/src/dht/p3bitdht.h
index 969639241..bc7ad3b56 100644
--- a/libretroshare/src/dht/p3bitdht.h
+++ b/libretroshare/src/dht/p3bitdht.h
@@ -343,9 +343,9 @@ int 	addKnownNode(const bdId *id, uint32_t flags);
 
 	private:
 
-DhtPeerDetails *addInternalPeer_locked(const std::string pid, int type);
+DhtPeerDetails *addInternalPeer_locked(const std::string pid, uint32_t type);
 int 	removeInternalPeer_locked(const std::string pid);
-DhtPeerDetails *findInternalDhtPeer_locked(const bdNodeId *id, int type);
+DhtPeerDetails *findInternalDhtPeer_locked(const bdNodeId *id, uint32_t type);
 DhtPeerDetails *findInternalRsPeer_locked(const std::string &pid);
 
 bool 	havePeerTranslation_locked(const std::string &pid);
diff --git a/libretroshare/src/dht/p3bitdht_peernet.cc b/libretroshare/src/dht/p3bitdht_peernet.cc
index d7f6e6513..448382f0b 100644
--- a/libretroshare/src/dht/p3bitdht_peernet.cc
+++ b/libretroshare/src/dht/p3bitdht_peernet.cc
@@ -46,7 +46,7 @@
  * -> do we care if we know them? not really!
  */
 
-int p3BitDht::InfoCallback(const bdId *id, uint32_t type, uint32_t flags, std::string info)
+int p3BitDht::InfoCallback(const bdId *id, uint32_t /*type*/, uint32_t /*flags*/, std::string /*info*/)
 {
 	/* translate info */
 	std::string rsid;
@@ -1893,7 +1893,7 @@ void p3BitDht::initiateConnection(const bdId *srcId, const bdId *proxyId, const
 	std::cerr << std::endl;
 #endif
 
-	uint32_t touConnectMode = 0;
+//	uint32_t touConnectMode = 0;
 	std::string rsId;
 	
 	{
@@ -1923,7 +1923,7 @@ void p3BitDht::initiateConnection(const bdId *srcId, const bdId *proxyId, const
 		{
 			default:
 			case BITDHT_CONNECT_MODE_DIRECT:
-				touConnectMode = RSDHT_TOU_MODE_DIRECT;
+//				touConnectMode = RSDHT_TOU_MODE_DIRECT;
 				connectFlags |= RS_CB_FLAG_MODE_UDP_DIRECT;
 				delay = delayOrBandwidth;
 				break;
@@ -1941,12 +1941,12 @@ void p3BitDht::initiateConnection(const bdId *srcId, const bdId *proxyId, const
 				delay = delayOrBandwidth;
 				if (useProxyPort)
 				{
-					touConnectMode = RSDHT_TOU_MODE_PROXY;
+//					touConnectMode = RSDHT_TOU_MODE_PROXY;
 					connectFlags |= RS_CB_FLAG_MODE_UDP_PROXY;
 				}
 				else
 				{
-					touConnectMode = RSDHT_TOU_MODE_DIRECT;
+//					touConnectMode = RSDHT_TOU_MODE_DIRECT;
 					connectFlags |= RS_CB_FLAG_MODE_UDP_DIRECT;
 				}
 
@@ -1954,7 +1954,7 @@ void p3BitDht::initiateConnection(const bdId *srcId, const bdId *proxyId, const
 				break;
 	
 			case BITDHT_CONNECT_MODE_RELAY:
-				touConnectMode = RSDHT_TOU_MODE_RELAY;
+//				touConnectMode = RSDHT_TOU_MODE_RELAY;
 				connectFlags |= RS_CB_FLAG_MODE_UDP_RELAY;
 				bandwidth = delayOrBandwidth;
 				break;
diff --git a/libretroshare/src/dht/p3bitdht_peers.cc b/libretroshare/src/dht/p3bitdht_peers.cc
index c3f5622c9..c16a742a9 100644
--- a/libretroshare/src/dht/p3bitdht_peers.cc
+++ b/libretroshare/src/dht/p3bitdht_peers.cc
@@ -184,7 +184,7 @@ bool 	p3BitDht::dropPeer(std::string pid)
  ********************************* Basic Peer Details *************************************
  ******************************************************************************************/
 
-int p3BitDht::addBadPeer(const struct sockaddr_in &addr, uint32_t reason, uint32_t flags, uint32_t age)
+int p3BitDht::addBadPeer(const struct sockaddr_in &addr, uint32_t /*reason*/, uint32_t /*flags*/, uint32_t /*age*/)
 {
 	//mUdpBitDht->updateKnownPeer(&id, 0, bdflags);
 
@@ -359,7 +359,7 @@ int p3BitDht::removePeer(const std::string pid)
  ********************************* Basic Peer Details *************************************
  ******************************************************************************************/
 
-DhtPeerDetails *p3BitDht::addInternalPeer_locked(const std::string pid, int type)
+DhtPeerDetails *p3BitDht::addInternalPeer_locked(const std::string pid, uint32_t type)
 {
 	/* create the data structure */
 	if (!havePeerTranslation_locked(pid))
@@ -417,7 +417,7 @@ int p3BitDht::removeInternalPeer_locked(const std::string pid)
 
 
 /* indexed by bdNodeId, as this is the more used call interface */
-DhtPeerDetails *p3BitDht::findInternalDhtPeer_locked(const bdNodeId *id, int type)
+DhtPeerDetails *p3BitDht::findInternalDhtPeer_locked(const bdNodeId *id, uint32_t type)
 {
 	std::map<bdNodeId, DhtPeerDetails>::iterator it = mPeers.find(*id);
 	if (it == mPeers.end())
diff --git a/libretroshare/src/ft/ftcontroller.cc b/libretroshare/src/ft/ftcontroller.cc
index 18757ba8e..c45ee7201 100644
--- a/libretroshare/src/ft/ftcontroller.cc
+++ b/libretroshare/src/ft/ftcontroller.cc
@@ -66,13 +66,13 @@
  * #define DEBUG_DWLQUEUE 1
  *****/
 
-static const uint32_t SAVE_TRANSFERS_DELAY 			= 61	; // save transfer progress every 61 seconds.
-static const uint32_t INACTIVE_CHUNKS_CHECK_DELAY 	= 240	; // time after which an inactive chunk is released
-static const uint32_t MAX_TIME_INACTIVE_REQUEUED 	= 120 ; // time after which an inactive ftFileControl is bt-queued
-static const uint32_t TIMOUT_CACHE_FILE_TRANSFER 	= 800 ; // time after which cache transfer gets cancelled if inactive.
+static const int32_t SAVE_TRANSFERS_DELAY 			= 61	; // save transfer progress every 61 seconds.
+static const int32_t INACTIVE_CHUNKS_CHECK_DELAY 	= 240	; // time after which an inactive chunk is released
+static const int32_t MAX_TIME_INACTIVE_REQUEUED 	= 120 ; // time after which an inactive ftFileControl is bt-queued
+static const int32_t TIMOUT_CACHE_FILE_TRANSFER 	= 800 ; // time after which cache transfer gets cancelled if inactive.
 
-static const uint32_t FT_FILECONTROL_QUEUE_ADD_END 			= 0 ;
-static const uint32_t FT_FILECONTROL_QUEUE_ADD_AFTER_CACHE 	= 1 ;
+static const int32_t FT_FILECONTROL_QUEUE_ADD_END 			= 0 ;
+static const int32_t FT_FILECONTROL_QUEUE_ADD_AFTER_CACHE 	= 1 ;
 
 ftFileControl::ftFileControl()
 	:mTransfer(NULL), mCreator(NULL),
diff --git a/libretroshare/src/libretroshare.pro b/libretroshare/src/libretroshare.pro
index 952efd482..994514cee 100644
--- a/libretroshare/src/libretroshare.pro
+++ b/libretroshare/src/libretroshare.pro
@@ -28,7 +28,9 @@ release {
 	#DEFINES *= PQI_DISABLE_UDP
 }
 
-
+# treat warnings as error for better removing
+#QMAKE_CFLAGS += -Werror
+#QMAKE_CXXFLAGS += -Werror
 
 testnetwork {
 	# used in rsserver/rsinit.cc Enabled Port Restrictions, and makes Proxy Port next to Dht Port.
@@ -262,40 +264,44 @@ win32-x-g++ {
 
 
 win32 {
-                QMAKE_CC = g++
-                OBJECTS_DIR = temp/obj
-                MOC_DIR = temp/moc
-                DEFINES *= WINDOWS_SYS WIN32 STATICLIB MINGW
-                DEFINES *= MINIUPNPC_VERSION=13
-                DESTDIR = lib
+	QMAKE_CC = g++
+	OBJECTS_DIR = temp/obj
+	MOC_DIR = temp/moc
+	DEFINES *= WINDOWS_SYS WIN32 STATICLIB MINGW
+	DEFINES *= MINIUPNPC_VERSION=13
+	DESTDIR = lib
 
-                # Switch off optimization for release version
-                QMAKE_CXXFLAGS_RELEASE -= -O2
-                QMAKE_CXXFLAGS_RELEASE += -O0
-                QMAKE_CFLAGS_RELEASE -= -O2
-                QMAKE_CFLAGS_RELEASE += -O0
+	# Switch on extra warnings
+	QMAKE_CFLAGS += -Wextra
+	QMAKE_CXXFLAGS += -Wextra
 
-                # Switch on optimization for debug version
-                #QMAKE_CXXFLAGS_DEBUG += -O2
-                #QMAKE_CFLAGS_DEBUG += -O2
+	# Switch off optimization for release version
+	QMAKE_CXXFLAGS_RELEASE -= -O2
+	QMAKE_CXXFLAGS_RELEASE += -O0
+	QMAKE_CFLAGS_RELEASE -= -O2
+	QMAKE_CFLAGS_RELEASE += -O0
 
-                DEFINES += USE_CMD_ARGS
+	# Switch on optimization for debug version
+	#QMAKE_CXXFLAGS_DEBUG += -O2
+	#QMAKE_CFLAGS_DEBUG += -O2
 
-                #miniupnp implementation files
-                HEADERS += upnp/upnputil.h
-                SOURCES += upnp/upnputil.c
+	DEFINES += USE_CMD_ARGS
+
+	#miniupnp implementation files
+	HEADERS += upnp/upnputil.h
+	SOURCES += upnp/upnputil.c
 
 
-                UPNPC_DIR = ../../../../miniupnpc-1.3
-                GPG_ERROR_DIR = ../../../../libgpg-error-1.7
-                GPGME_DIR  = ../../../../gpgme-1.1.8
+	UPNPC_DIR = ../../../../miniupnpc-1.3
+	GPG_ERROR_DIR = ../../../../libgpg-error-1.7
+	GPGME_DIR  = ../../../../gpgme-1.1.8
 
-                PTHREADS_DIR = ../../../../pthreads-w32-2-8-0-release
-                ZLIB_DIR = ../../../../zlib-1.2.3
-                SSL_DIR = ../../../../OpenSSL
+	PTHREADS_DIR = ../../../../pthreads-w32-2-8-0-release
+	ZLIB_DIR = ../../../../zlib-1.2.3
+	SSL_DIR = ../../../../OpenSSL
 
 
-                INCLUDEPATH += . $${SSL_DIR}/include $${UPNPC_DIR} $${PTHREADS_DIR} $${ZLIB_DIR} $${GPGME_DIR}/src $${GPG_ERROR_DIR}/src
+	INCLUDEPATH += . $${SSL_DIR}/include $${UPNPC_DIR} $${PTHREADS_DIR} $${ZLIB_DIR} $${GPGME_DIR}/src $${GPG_ERROR_DIR}/src
 }
 
 
diff --git a/libretroshare/src/plugins/dlfcn_win32.cc b/libretroshare/src/plugins/dlfcn_win32.cc
index 58aa8ffb1..c7ce8f70e 100644
--- a/libretroshare/src/plugins/dlfcn_win32.cc
+++ b/libretroshare/src/plugins/dlfcn_win32.cc
@@ -197,7 +197,7 @@ void *dlopen( const char *file, int mode )
     else
     {
         char lpFileName[MAX_PATH];
-        int i;
+        unsigned int i;
 
         /* MSDN says backslashes *must* be used instead of forward slashes. */
         for( i = 0 ; i < sizeof(lpFileName)-1 ; i++ )
diff --git a/libretroshare/src/pqi/p3cfgmgr.cc b/libretroshare/src/pqi/p3cfgmgr.cc
index 36f33288b..a1965a30f 100644
--- a/libretroshare/src/pqi/p3cfgmgr.cc
+++ b/libretroshare/src/pqi/p3cfgmgr.cc
@@ -329,10 +329,10 @@ bool p3ConfigMgr::backedUpFileSave(const std::string& fname, const std::string&
 			return true;
 		}
 
-		if(size_file != fwrite(config_buff,1,  size_file, file))
+		if(size_file != (int) fwrite(config_buff,1,  size_file, file))
 			getPqiNotify()->AddSysMessage(0, RS_SYS_WARNING, "Write error", "Error while writing backup configuration file " + fname_backup + "\nIs your disc full or out of quota ?");
 
-		if(size_sign != fwrite(sign_buff, 1, size_sign, sign))
+		if(size_sign != (int) fwrite(sign_buff, 1, size_sign, sign))
 			getPqiNotify()->AddSysMessage(0, RS_SYS_WARNING, "Write error", "Error while writing main signature file " + sign_fname_backup + "\nIs your disc full or out of quota ?");
 		
 		fclose(file);
@@ -1124,7 +1124,7 @@ bool p3Config::backedUpFileSave(const std::string& cfg_fname, const std::string&
 #endif
 		}
 
-		if(size_file != fwrite(buff, 1, size_file, cfg_file))
+		if(size_file != (int) fwrite(buff, 1, size_file, cfg_file))
 		{
 			getPqiNotify()->AddSysMessage(0, RS_SYS_WARNING, "Write error", "Error while writing backup configuration file " + cfg_fname_backup + "\nIs your disc full or out of quota ?");
 			fclose(cfg_file);
diff --git a/libretroshare/src/pqi/p3peermgr.cc b/libretroshare/src/pqi/p3peermgr.cc
index c62198aba..a5e55d6ac 100644
--- a/libretroshare/src/pqi/p3peermgr.cc
+++ b/libretroshare/src/pqi/p3peermgr.cc
@@ -270,7 +270,7 @@ bool    p3PeerMgrIMPL::getGpgId(const std::string &ssl_id, std::string &gpgId)
 }
 
 // Placeholder until we implement this functionality.
-uint32_t p3PeerMgrIMPL::getConnectionType(const std::string &sslId)
+uint32_t p3PeerMgrIMPL::getConnectionType(const std::string &/*sslId*/)
 {
 	return RS_NET_CONN_TYPE_FRIEND;
 }
diff --git a/libretroshare/src/pqi/pqiarchive.cc b/libretroshare/src/pqi/pqiarchive.cc
index 71deff4bf..54354fe93 100644
--- a/libretroshare/src/pqi/pqiarchive.cc
+++ b/libretroshare/src/pqi/pqiarchive.cc
@@ -351,7 +351,7 @@ int	pqiarchive::writePkt(RsItem *pqi)
 	out << "Writing Pkt Body" << std::endl;
 
 	// write packet.
-	if (len != bio->senddata(ptr, len))
+	if ((int) len != bio->senddata(ptr, len))
 	{
 		out << "Problems with Send Data!";
 		out << std::endl;
diff --git a/libretroshare/src/pqi/pqistore.cc b/libretroshare/src/pqi/pqistore.cc
index bed3d33a5..8c07e04be 100644
--- a/libretroshare/src/pqi/pqistore.cc
+++ b/libretroshare/src/pqi/pqistore.cc
@@ -294,7 +294,7 @@ int	pqistore::writePkt(RsItem *pqi)
 	out << "Writing Pkt Body" << std::endl;
 #endif
 	// write packet.
-	if (len != bio->senddata(ptr, len))
+	if (len != (uint32_t) bio->senddata(ptr, len))
 	{
 #ifdef PQISTORE_DEBUG
 		out << "Problems with Send Data!";
diff --git a/libretroshare/src/services/p3banlist.cc b/libretroshare/src/services/p3banlist.cc
index ce99d00f2..52beb6ecd 100644
--- a/libretroshare/src/services/p3banlist.cc
+++ b/libretroshare/src/services/p3banlist.cc
@@ -143,7 +143,7 @@ bool p3BanList::recvBanItem(RsBanListItem *item)
 }
 
 /* overloaded from pqiNetAssistSharePeer */
-void p3BanList::updatePeer(std::string id, struct sockaddr_in addr, int type, int reason, int age)
+void p3BanList::updatePeer(std::string /*id*/, struct sockaddr_in addr, int /*type*/, int /*reason*/, int age)
 {
 	std::string ownId = mLinkMgr->getOwnId();
 
@@ -160,7 +160,7 @@ void p3BanList::updatePeer(std::string id, struct sockaddr_in addr, int type, in
 }
 
 
-bool p3BanList::addBanEntry(const std::string &peerId, const struct sockaddr_in &addr, uint32_t level, uint32_t reason, uint32_t age)
+bool p3BanList::addBanEntry(const std::string &peerId, const struct sockaddr_in &addr, int level, uint32_t reason, uint32_t age)
 {
 	RsStackMutex stack(mBanMtx); /****** LOCKED MUTEX *******/
 
@@ -217,7 +217,7 @@ bool p3BanList::addBanEntry(const std::string &peerId, const struct sockaddr_in
 		/* see if it needs an update */
 		if ((mit->second.reason != reason) ||
 			(mit->second.level != level) ||
-			(mit->second.mTs < now - age))
+			(mit->second.mTs < (time_t) (now - age)))
 		{
 			/* update */
 			mit->second.addr = addr;
diff --git a/libretroshare/src/services/p3banlist.h b/libretroshare/src/services/p3banlist.h
index 0ba5bbbd3..56d3651d3 100644
--- a/libretroshare/src/services/p3banlist.h
+++ b/libretroshare/src/services/p3banlist.h
@@ -94,7 +94,7 @@ class p3BanList: /* public RsBanList, */ public p3Service, public pqiNetAssistPe
 
 		bool recvBanItem(RsBanListItem *item);
 		bool addBanEntry(const std::string &peerId, const struct sockaddr_in &addr, 
-			uint32_t level, uint32_t reason, uint32_t age);
+			int level, uint32_t reason, uint32_t age);
 		void sendBanLists();
 		int sendBanSet(std::string peerid);
 
diff --git a/libretroshare/src/services/p3chatservice.cc b/libretroshare/src/services/p3chatservice.cc
index 1cb4bc248..7d9223489 100644
--- a/libretroshare/src/services/p3chatservice.cc
+++ b/libretroshare/src/services/p3chatservice.cc
@@ -708,7 +708,7 @@ void p3ChatService::handleRecvChatLobbyEventItem(RsChatLobbyEventItem *item)
 	std::cerr << "Received ChatLobbyEvent item of type " << (int)(item->event_type) << ", and string=" << item->string1 << std::endl;
 #endif
 
-	if(time(NULL)+100 > item->sendTime + MAX_KEEP_MSG_RECORD)	// the message is older than the max cache keep minus 100 seconds ! It's too old, and is going to make an echo!
+	if(time(NULL)+100 > (time_t) item->sendTime + MAX_KEEP_MSG_RECORD)	// the message is older than the max cache keep minus 100 seconds ! It's too old, and is going to make an echo!
 	{
 		std::cerr << "Received severely outdated lobby event item! Dropping it!" << std::endl;
 		std::cerr << "Message item is:" << std::endl;
@@ -820,7 +820,7 @@ bool p3ChatService::handleRecvChatMsgItem(RsChatMsgItem *ci)
 				return true ;
 		}
 
-		if(now+100 > cli->sendTime + MAX_KEEP_MSG_RECORD)	// the message is older than the max cache keep plus 100 seconds ! It's too old, and is going to make an echo!
+		if(now+100 > (time_t) cli->sendTime + MAX_KEEP_MSG_RECORD)	// the message is older than the max cache keep plus 100 seconds ! It's too old, and is going to make an echo!
 		{
 			std::cerr << "Received severely outdated message!Dropping it!" << std::endl;
 			std::cerr << "Message item is:" << std::endl;
diff --git a/libretroshare/src/tcponudp/tou.cc b/libretroshare/src/tcponudp/tou.cc
index 3e5f05dcc..9ea873ba9 100644
--- a/libretroshare/src/tcponudp/tou.cc
+++ b/libretroshare/src/tcponudp/tou.cc
@@ -95,7 +95,7 @@ int 	tou_init(void **in_udpsubrecvs, int *type, int number)
 	}
 
 	noUdpSR = number;
-	int i;
+	uint32_t i;
 	for(i = 0; i < noUdpSR; i++)
 	{
 		udpSR[i] = usrArray[i];
@@ -110,7 +110,7 @@ int 	tou_init(void **in_udpsubrecvs, int *type, int number)
 
 
 /* 	open - allocates a sockfd, and checks that the type is okay */
-int     tou_socket(int recvIdx, int type, int /*protocol*/)
+int     tou_socket(uint32_t recvIdx, uint32_t type, int /*protocol*/)
 {
 	if (!tou_inited)
 	{
diff --git a/libretroshare/src/tcponudp/tou.h b/libretroshare/src/tcponudp/tou.h
index 905c7387b..0c2522764 100644
--- a/libretroshare/src/tcponudp/tou.h
+++ b/libretroshare/src/tcponudp/tou.h
@@ -104,7 +104,7 @@ int  	tou_init(void **udpSubRecvs, int *udpTypes, int nUdps);
 	 */ 
 
 	/* creation/connections */
-int	tou_socket(int domain, int type, int protocol);
+int	tou_socket(uint32_t domain, uint32_t type, int protocol);
 int 	tou_bind(int sockfd, const struct sockaddr *my_addr, socklen_t addrlen);	/* null op now */
 int 	tou_listen(int sockfd, int backlog); 						/* null op now */
 int 	tou_connect(int sockfd, const struct sockaddr *serv_addr, 
diff --git a/libretroshare/src/tcponudp/udpstunner.cc b/libretroshare/src/tcponudp/udpstunner.cc
index eeb386a53..3f5cea0fb 100644
--- a/libretroshare/src/tcponudp/udpstunner.cc
+++ b/libretroshare/src/tcponudp/udpstunner.cc
@@ -41,9 +41,9 @@ static const int STUN_TTL = 64;
 
 //#define DEBUG_UDP_STUNNER 1
 
-const int32_t TOU_STUN_MAX_FAIL_COUNT = 3; /* 3 tries (could be higher?) */
+const uint32_t TOU_STUN_MAX_FAIL_COUNT = 3; /* 3 tries (could be higher?) */
 const int32_t TOU_STUN_MAX_SEND_RATE = 5;  /* every 5  seconds */
-const int32_t TOU_STUN_MAX_RECV_RATE = 25; /* every 25 seconds */
+const uint32_t TOU_STUN_MAX_RECV_RATE = 25; /* every 25 seconds */
 // TIMEOUT is now tied to  STUN RATE ... const int32_t TOU_STUN_ADDR_MAX_AGE  = 120; /* 2 minutes */
 
 const int32_t TOU_STUN_DEFAULT_TARGET_RATE  = 15; /* 20 secs is minimum to keep a NAT UDP port open */
@@ -384,7 +384,7 @@ bool    UdpStunner::externalAddr(struct sockaddr_in &external, uint8_t &stable)
 		/* address timeout
 		 * no timeout if in exclusive mode
 		 */
-		if ((time(NULL) - eaddrTime > (mTargetStunPeriod * 2)) && (!mExclusiveMode))
+		if ((time(NULL) - eaddrTime > (long) (mTargetStunPeriod * 2)) && (!mExclusiveMode))
 		{
 			std::cerr << "UdpStunner::externalAddr() eaddr expired";
 			std::cerr << std::endl;
@@ -839,7 +839,7 @@ bool    UdpStunner::attemptStun()
 	{
           RsStackMutex stack(stunMtx);   /********** LOCK MUTEX *********/
 
-	  int i;
+	  size_t i;
 	  for(i = 0; ((i < mStunList.size()) && (mStunList.size() > 0) && (!found)); i++)
 	  {
 	  	/* extract entry */
@@ -1053,7 +1053,7 @@ bool    UdpStunner::locked_checkExternalAddress()
 #else
 			(isExternalNet(&(it->eaddr.sin_addr))) &&
 #endif
-			(it->failCount == 0) && (age < (mTargetStunPeriod * 2))) 
+			(it->failCount == 0) && (age < (long) (mTargetStunPeriod * 2)))
 		{
 			if (!found1)
 			{
diff --git a/libretroshare/src/upnp/UPnPBase.cpp b/libretroshare/src/upnp/UPnPBase.cpp
index d8dc401ae..e4fb6ca9c 100644
--- a/libretroshare/src/upnp/UPnPBase.cpp
+++ b/libretroshare/src/upnp/UPnPBase.cpp
@@ -955,6 +955,9 @@ m_WanService(NULL)
 #ifdef UPNP_DEBUG
 	std::cerr << "UPnPControlPoint::CUPnPControlPoint() bound to " << ipAddress << ":" <<
 		port << "." << std::endl;
+#else
+	// unused variable
+	(void)port;
 #endif
 
 	ret = UpnpRegisterClient(
diff --git a/retroshare-gui/src/RetroShare.pro b/retroshare-gui/src/RetroShare.pro
index 3f1edc905..b69502e70 100644
--- a/retroshare-gui/src/RetroShare.pro
+++ b/retroshare-gui/src/RetroShare.pro
@@ -22,6 +22,10 @@ minimal {
 	DEFINES += MINIMAL_RSGUI
 }
 
+# treat warnings as error for better removing
+#QMAKE_CFLAGS += -Werror
+#QMAKE_CXXFLAGS += -Werror
+
 ################################# Linux ##########################################
 # Put lib dir in QMAKE_LFLAGS so it appears before -L/usr/lib
 linux-* {
@@ -91,36 +95,40 @@ win32-x-g++ {
 #################################### Windows #####################################
 
 win32 {
-    # Switch off optimization for release version
-    QMAKE_CXXFLAGS_RELEASE -= -O2
-    QMAKE_CXXFLAGS_RELEASE += -O0
-    QMAKE_CFLAGS_RELEASE -= -O2
-    QMAKE_CFLAGS_RELEASE += -O0
+	# Switch on extra warnings
+	QMAKE_CFLAGS += -Wextra
+	QMAKE_CXXFLAGS += -Wextra
 
-    # Switch on optimization for debug version
-    #QMAKE_CXXFLAGS_DEBUG += -O2
-    #QMAKE_CFLAGS_DEBUG += -O2
+	# Switch off optimization for release version
+	QMAKE_CXXFLAGS_RELEASE -= -O2
+	QMAKE_CXXFLAGS_RELEASE += -O0
+	QMAKE_CFLAGS_RELEASE -= -O2
+	QMAKE_CFLAGS_RELEASE += -O0
 
-    OBJECTS_DIR = temp/obj
-    #LIBS += -L"D/Qt/2009.03/qt/plugins/imageformats"
-    #QTPLUGIN += qjpeg
+	# Switch on optimization for debug version
+	#QMAKE_CXXFLAGS_DEBUG += -O2
+	#QMAKE_CFLAGS_DEBUG += -O2
 
-    PRE_TARGETDEPS += ../../libretroshare/src/lib/libretroshare.a
+	OBJECTS_DIR = temp/obj
+	#LIBS += -L"D/Qt/2009.03/qt/plugins/imageformats"
+	#QTPLUGIN += qjpeg
 
-    LIBS += ../../libretroshare/src/lib/libretroshare.a
-    LIBS += -L"../../../../lib"
-    LIBS += -lssl -lcrypto -lgpgme -lpthreadGC2d -lminiupnpc -lz
+	PRE_TARGETDEPS += ../../libretroshare/src/lib/libretroshare.a
+
+	LIBS += ../../libretroshare/src/lib/libretroshare.a
+	LIBS += -L"../../../../lib"
+	LIBS += -lssl -lcrypto -lgpgme -lpthreadGC2d -lminiupnpc -lz
 # added after bitdht
 #    LIBS += -lws2_32
-    LIBS += -luuid -lole32 -liphlpapi -lcrypt32-cygwin -lgdi32
-    LIBS += -lole32 -lwinmm
-    RC_FILE = gui/images/retroshare_win.rc
+	LIBS += -luuid -lole32 -liphlpapi -lcrypt32-cygwin -lgdi32
+	LIBS += -lole32 -lwinmm
+	RC_FILE = gui/images/retroshare_win.rc
 
-    DEFINES += WINDOWS_SYS
+	DEFINES += WINDOWS_SYS
 
-    GPG_ERROR_DIR = ../../../../libgpg-error-1.7
-    GPGME_DIR  = ../../../../gpgme-1.1.8
-    INCLUDEPATH += . $${GPGME_DIR}/src $${GPG_ERROR_DIR}/src
+	GPG_ERROR_DIR = ../../../../libgpg-error-1.7
+	GPGME_DIR  = ../../../../gpgme-1.1.8
+	INCLUDEPATH += . $${GPGME_DIR}/src $${GPG_ERROR_DIR}/src
 }
 
 ##################################### MacOS ######################################
diff --git a/retroshare-gui/src/gui/AboutDialog.cpp b/retroshare-gui/src/gui/AboutDialog.cpp
index f9eed23fe..39f8174e5 100644
--- a/retroshare-gui/src/gui/AboutDialog.cpp
+++ b/retroshare-gui/src/gui/AboutDialog.cpp
@@ -285,13 +285,13 @@ void AWidget::addBlob(int x, int y, int radius, int height) {
 
     // Set up the pointers
     int *newptr;
-    int *oldptr;
+//    int *oldptr;
     if (page == 0) {
         newptr = &heightField1.front();
-        oldptr = &heightField2.front();
+//        oldptr = &heightField2.front();
     } else {
         newptr = &heightField2.front();
-        oldptr = &heightField1.front();
+//        oldptr = &heightField1.front();
     }
 
     int rquad = radius * radius;
diff --git a/retroshare-gui/src/gui/ChatLobbyWidget.cpp b/retroshare-gui/src/gui/ChatLobbyWidget.cpp
index 983e5f77b..f15d7a243 100644
--- a/retroshare-gui/src/gui/ChatLobbyWidget.cpp
+++ b/retroshare-gui/src/gui/ChatLobbyWidget.cpp
@@ -31,7 +31,7 @@
 #define IMAGE_UNSUBSCRIBE ""
 
 ChatLobbyWidget::ChatLobbyWidget(QWidget *parent, Qt::WFlags flags)
-	: RsAutoUpdatePage(5000,parent)
+	: RsAutoUpdatePage(5000, parent, flags)
 {
 	setupUi(this);
 
@@ -330,7 +330,7 @@ void ChatLobbyWidget::unsubscribeItem()
 	rsMsgs->unsubscribeChatLobby(id);
 }
 
-void ChatLobbyWidget::itemDoubleClicked(QTreeWidgetItem *item, int column)
+void ChatLobbyWidget::itemDoubleClicked(QTreeWidgetItem *item, int /*column*/)
 {
 	subscribeLobby(item);
 }
diff --git a/retroshare-gui/src/gui/RsAutoUpdatePage.cpp b/retroshare-gui/src/gui/RsAutoUpdatePage.cpp
index d7a12702d..de1e7c1af 100644
--- a/retroshare-gui/src/gui/RsAutoUpdatePage.cpp
+++ b/retroshare-gui/src/gui/RsAutoUpdatePage.cpp
@@ -4,8 +4,8 @@
 
 bool RsAutoUpdatePage::_locked = false ;
 
-RsAutoUpdatePage::RsAutoUpdatePage(int ms_update_period,QWidget *parent)
-	: MainPage(parent)
+RsAutoUpdatePage::RsAutoUpdatePage(int ms_update_period, QWidget *parent, Qt::WindowFlags flags)
+	: MainPage(parent, flags)
 {
 	_timer = new QTimer ;
 	_timer->setInterval(ms_update_period);
diff --git a/retroshare-gui/src/gui/RsAutoUpdatePage.h b/retroshare-gui/src/gui/RsAutoUpdatePage.h
index 2116a7200..6bb5513fc 100644
--- a/retroshare-gui/src/gui/RsAutoUpdatePage.h
+++ b/retroshare-gui/src/gui/RsAutoUpdatePage.h
@@ -18,7 +18,7 @@ class RsAutoUpdatePage: public MainPage
 	Q_OBJECT
 
 	public:
-		RsAutoUpdatePage(int ms_update_period = 1000,QWidget *parent=NULL) ;
+		RsAutoUpdatePage(int ms_update_period = 1000, QWidget *parent = NULL, Qt::WindowFlags flags = 0) ;
 		virtual ~RsAutoUpdatePage() ;
 
 		virtual void updateDisplay() {}
diff --git a/retroshare-gui/src/gui/chat/ChatDialog.h b/retroshare-gui/src/gui/chat/ChatDialog.h
index 625c80dbd..8c27786c2 100644
--- a/retroshare-gui/src/gui/chat/ChatDialog.h
+++ b/retroshare-gui/src/gui/chat/ChatDialog.h
@@ -41,7 +41,7 @@ public:
 	static void closeChat(const std::string &peerId);
 	static void chatChanged(int list, int type);
 
-	virtual void showDialog(uint chatflags) {}
+	virtual void showDialog(uint /*chatflags*/) {}
 
 	virtual ChatWidget *getChatWidget() = 0;
 	virtual bool hasPeerStatus() = 0;
@@ -79,7 +79,7 @@ protected:
 	virtual bool canClose() { return true; }
 
 	virtual void init(const std::string &peerId, const QString &title);
-	virtual void onChatChanged(int list, int type) {}
+	virtual void onChatChanged(int /*list*/, int /*type*/) {}
 
 	virtual void addIncomingChatMsg(const ChatInfo& info) = 0;
 
diff --git a/retroshare-gui/src/gui/chat/PopupChatWindow.cpp b/retroshare-gui/src/gui/chat/PopupChatWindow.cpp
index 33897b9e8..2db434077 100644
--- a/retroshare-gui/src/gui/chat/PopupChatWindow.cpp
+++ b/retroshare-gui/src/gui/chat/PopupChatWindow.cpp
@@ -297,7 +297,7 @@ void PopupChatWindow::getAvatar()
 	}
 }
 
-void PopupChatWindow::tabClosed(ChatDialog *dialog)
+void PopupChatWindow::tabClosed(ChatDialog */*dialog*/)
 {
 	if (tabbedWindow) {
 		if (ui.tabWidget->count() == 0) {
diff --git a/retroshare-gui/src/gui/mainpage.h b/retroshare-gui/src/gui/mainpage.h
index 7a966a5b5..0d5eef842 100644
--- a/retroshare-gui/src/gui/mainpage.h
+++ b/retroshare-gui/src/gui/mainpage.h
@@ -30,7 +30,7 @@ class MainPage : public QWidget
 {
 public:
   /** Default Constructor */
-  MainPage(QWidget *parent = 0) : QWidget(parent) {}
+  MainPage(QWidget *parent = 0, Qt::WindowFlags flags = 0) : QWidget(parent, flags) {}
 
   virtual void retranslateUi() {}
 };
diff --git a/retroshare-gui/src/gui/notifyqt.cpp b/retroshare-gui/src/gui/notifyqt.cpp
index adf1f191b..edcb4308a 100644
--- a/retroshare-gui/src/gui/notifyqt.cpp
+++ b/retroshare-gui/src/gui/notifyqt.cpp
@@ -446,13 +446,6 @@ void NotifyQt::notifyListPreChange(int list, int /*type*/)
 void NotifyQt::UpdateGUI()
 {
 #ifndef MINIMAL_RSGUI
-	/* hack to force updates until we've fixed that part */
-	static  time_t lastTs = 0;
-
-//	std::cerr << "Got update signal t=" << lastTs << std::endl ;
-
-	lastTs = time(NULL) ;
-
 	static bool already_updated = false ;	// these only update once at start because they may already have been set before 
 														// the gui is running, then they get updated by callbacks.
 	if(!already_updated)
@@ -656,9 +649,6 @@ void NotifyQt::runningTick()
 {
 //	QMutexLocker lock(&runningToasterMutex);
 
-	QDesktopWidget *desktop = QApplication::desktop();
-	QRect desktopGeometry = desktop->availableGeometry(desktop->primaryScreen());
-
 	int interval = runningToasterTimer->interval();
 	QPoint diff;
 
diff --git a/retroshare-gui/src/gui/settings/RelayPage.cpp b/retroshare-gui/src/gui/settings/RelayPage.cpp
index 6864b66db..51a58989e 100644
--- a/retroshare-gui/src/gui/settings/RelayPage.cpp
+++ b/retroshare-gui/src/gui/settings/RelayPage.cpp
@@ -61,7 +61,7 @@ RelayPage::RelayPage(QWidget * parent, Qt::WFlags flags)
 }
 
 	/** Saves the changes on this page */
-bool RelayPage::save(QString &errmsg)
+bool RelayPage::save(QString &/*errmsg*/)
 {
 
 	int nFriends = ui.noFriendSpinBox->value();