diff --git a/libs/freetdm/mod_openzap/mod_openzap.2005.vcproj b/libs/freetdm/mod_openzap/mod_openzap.2005.vcproj
index 800fea482c..959115d3d8 100644
--- a/libs/freetdm/mod_openzap/mod_openzap.2005.vcproj
+++ b/libs/freetdm/mod_openzap/mod_openzap.2005.vcproj
@@ -49,7 +49,7 @@
 				UsePrecompiledHeader="0"
 				WarningLevel="4"
 				WarnAsError="true"
-				Detect64BitPortabilityProblems="true"
+				Detect64BitPortabilityProblems="false"
 				DebugInformationFormat="3"
 			/>
 			<Tool
@@ -91,6 +91,9 @@
 			<Tool
 				Name="VCAppVerifierTool"
 			/>
+			<Tool
+				Name="VCWebDeploymentTool"
+			/>
 			<Tool
 				Name="VCPostBuildEventTool"
 			/>
@@ -120,13 +123,13 @@
 			/>
 			<Tool
 				Name="VCCLCompilerTool"
-				AdditionalIncludeDirectories="../../freeswitch.trunk/src/include;../src/include;../src/isdn/include"
+				AdditionalIncludeDirectories="../../../src/include;../src/include;../src/isdn/include"
 				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;MOD_EXPORTS"
 				RuntimeLibrary="2"
 				UsePrecompiledHeader="0"
 				WarningLevel="4"
 				WarnAsError="true"
-				Detect64BitPortabilityProblems="true"
+				Detect64BitPortabilityProblems="false"
 				DebugInformationFormat="3"
 			/>
 			<Tool
@@ -143,7 +146,7 @@
 				AdditionalDependencies="FreeSwitchCore.lib"
 				OutputFile="$(SolutionDir)$(OutDir)/mod/$(InputName).dll"
 				LinkIncremental="1"
-				AdditionalLibraryDirectories="&quot;../../freeswitch.trunk/w32/Library/$(OutDir)&quot;"
+				AdditionalLibraryDirectories="&quot;../../../w32/Library/$(OutDir)&quot;"
 				GenerateDebugInformation="true"
 				ProgramDatabaseFile="$(OutDir)$(TargetName).pdb"
 				SubSystem="2"
@@ -171,6 +174,9 @@
 			<Tool
 				Name="VCAppVerifierTool"
 			/>
+			<Tool
+				Name="VCWebDeploymentTool"
+			/>
 			<Tool
 				Name="VCPostBuildEventTool"
 			/>
diff --git a/libs/freetdm/mod_openzap/mod_openzap.2008.vcproj b/libs/freetdm/mod_openzap/mod_openzap.2008.vcproj
index 68be586a01..fca3f9b9d7 100644
--- a/libs/freetdm/mod_openzap/mod_openzap.2008.vcproj
+++ b/libs/freetdm/mod_openzap/mod_openzap.2008.vcproj
@@ -123,7 +123,7 @@
 			/>
 			<Tool
 				Name="VCCLCompilerTool"
-				AdditionalIncludeDirectories="../../freeswitch.trunk/src/include;../src/include;../src/isdn/include"
+				AdditionalIncludeDirectories="../../../src/include;../src/include;../src/isdn/include"
 				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;MOD_EXPORTS"
 				RuntimeLibrary="2"
 				UsePrecompiledHeader="0"
@@ -146,7 +146,7 @@
 				AdditionalDependencies="FreeSwitchCore.lib"
 				OutputFile="$(SolutionDir)$(OutDir)/mod/$(InputName).dll"
 				LinkIncremental="1"
-				AdditionalLibraryDirectories="&quot;../../freeswitch.trunk/w32/Library/$(OutDir)&quot;"
+				AdditionalLibraryDirectories="&quot;../../../w32/Library/$(OutDir)&quot;"
 				GenerateDebugInformation="true"
 				ProgramDatabaseFile="$(OutDir)$(TargetName).pdb"
 				SubSystem="2"
diff --git a/libs/freetdm/msvc/testanalog/testanalog.2008.vcproj b/libs/freetdm/msvc/testanalog/testanalog.2008.vcproj
index 7400debad0..e3293649f5 100644
--- a/libs/freetdm/msvc/testanalog/testanalog.2008.vcproj
+++ b/libs/freetdm/msvc/testanalog/testanalog.2008.vcproj
@@ -50,7 +50,6 @@
 				UsePrecompiledHeader="0"
 				WarningLevel="4"
 				WarnAsError="true"
-				Detect64BitPortabilityProblems="true"
 				DebugInformationFormat="4"
 			/>
 			<Tool
@@ -125,7 +124,6 @@
 				UsePrecompiledHeader="0"
 				WarningLevel="4"
 				WarnAsError="true"
-				Detect64BitPortabilityProblems="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
diff --git a/libs/freetdm/msvc/testisdn/testisdn.2008.vcproj b/libs/freetdm/msvc/testisdn/testisdn.2008.vcproj
index 32893d6ac7..3fac540c63 100644
--- a/libs/freetdm/msvc/testisdn/testisdn.2008.vcproj
+++ b/libs/freetdm/msvc/testisdn/testisdn.2008.vcproj
@@ -50,7 +50,6 @@
 				UsePrecompiledHeader="0"
 				WarningLevel="4"
 				WarnAsError="true"
-				Detect64BitPortabilityProblems="true"
 				DebugInformationFormat="4"
 			/>
 			<Tool
@@ -125,7 +124,6 @@
 				UsePrecompiledHeader="0"
 				WarningLevel="4"
 				WarnAsError="true"
-				Detect64BitPortabilityProblems="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
diff --git a/libs/freetdm/src/ozmod/ozmod_analog/ozmod_analog.2005.vcproj b/libs/freetdm/src/ozmod/ozmod_analog/ozmod_analog.2005.vcproj
index 016bd6bc58..f0d697c619 100644
--- a/libs/freetdm/src/ozmod/ozmod_analog/ozmod_analog.2005.vcproj
+++ b/libs/freetdm/src/ozmod/ozmod_analog/ozmod_analog.2005.vcproj
@@ -46,7 +46,8 @@
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
 				UsePrecompiledHeader="0"
-				WarningLevel="3"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="4"
 			/>
 			<Tool
@@ -83,6 +84,9 @@
 			<Tool
 				Name="VCAppVerifierTool"
 			/>
+			<Tool
+				Name="VCWebDeploymentTool"
+			/>
 			<Tool
 				Name="VCPostBuildEventTool"
 			/>
@@ -118,8 +122,9 @@
 				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OZMOD_ANALOG_EXPORTS"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
-				UsePrecompiledHeader="2"
-				WarningLevel="3"
+				UsePrecompiledHeader="0"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
@@ -158,6 +163,9 @@
 			<Tool
 				Name="VCAppVerifierTool"
 			/>
+			<Tool
+				Name="VCWebDeploymentTool"
+			/>
 			<Tool
 				Name="VCPostBuildEventTool"
 			/>
diff --git a/libs/freetdm/src/ozmod/ozmod_analog/ozmod_analog.2008.vcproj b/libs/freetdm/src/ozmod/ozmod_analog/ozmod_analog.2008.vcproj
index 1fb02161f1..2a07fd9dc6 100644
--- a/libs/freetdm/src/ozmod/ozmod_analog/ozmod_analog.2008.vcproj
+++ b/libs/freetdm/src/ozmod/ozmod_analog/ozmod_analog.2008.vcproj
@@ -47,7 +47,8 @@
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
 				UsePrecompiledHeader="0"
-				WarningLevel="3"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="4"
 			/>
 			<Tool
@@ -119,8 +120,9 @@
 				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OZMOD_ANALOG_EXPORTS"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
-				UsePrecompiledHeader="2"
-				WarningLevel="3"
+				UsePrecompiledHeader="0"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
diff --git a/libs/freetdm/src/ozmod/ozmod_analog_em/ozmod_analog_em.2005.vcproj b/libs/freetdm/src/ozmod/ozmod_analog_em/ozmod_analog_em.2005.vcproj
index 4f64372f02..3cc853b688 100644
--- a/libs/freetdm/src/ozmod/ozmod_analog_em/ozmod_analog_em.2005.vcproj
+++ b/libs/freetdm/src/ozmod/ozmod_analog_em/ozmod_analog_em.2005.vcproj
@@ -46,7 +46,8 @@
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
 				UsePrecompiledHeader="0"
-				WarningLevel="3"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="4"
 			/>
 			<Tool
@@ -121,8 +122,9 @@
 				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OZMOD_ANALOG_EM_EXPORTS"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
-				UsePrecompiledHeader="2"
-				WarningLevel="3"
+				UsePrecompiledHeader="0"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
diff --git a/libs/freetdm/src/ozmod/ozmod_analog_em/ozmod_analog_em.2008.vcproj b/libs/freetdm/src/ozmod/ozmod_analog_em/ozmod_analog_em.2008.vcproj
index 50d0d06d03..9156c463d2 100644
--- a/libs/freetdm/src/ozmod/ozmod_analog_em/ozmod_analog_em.2008.vcproj
+++ b/libs/freetdm/src/ozmod/ozmod_analog_em/ozmod_analog_em.2008.vcproj
@@ -47,7 +47,8 @@
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
 				UsePrecompiledHeader="0"
-				WarningLevel="3"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="4"
 			/>
 			<Tool
@@ -119,8 +120,9 @@
 				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OZMOD_ANALOG_EM_EXPORTS"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
-				UsePrecompiledHeader="2"
-				WarningLevel="3"
+				UsePrecompiledHeader="0"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
diff --git a/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.2005.vcproj b/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.2005.vcproj
index 80689f6f2d..19dc74fd8f 100644
--- a/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.2005.vcproj
+++ b/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.2005.vcproj
@@ -41,12 +41,13 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\isdn\include;..\..\include"
-				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;OZMOD_ISDN_EXPORTS"
+				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;OZMOD_ISDN_EXPORTS;_CRT_SECURE_NO_WARNINGS"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
 				UsePrecompiledHeader="0"
-				WarningLevel="3"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="4"
 			/>
 			<Tool
@@ -83,6 +84,9 @@
 			<Tool
 				Name="VCAppVerifierTool"
 			/>
+			<Tool
+				Name="VCWebDeploymentTool"
+			/>
 			<Tool
 				Name="VCPostBuildEventTool"
 			/>
@@ -115,11 +119,12 @@
 				Optimization="2"
 				EnableIntrinsicFunctions="true"
 				AdditionalIncludeDirectories="..\..\isdn\include;..\..\include"
-				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OZMOD_ISDN_EXPORTS"
+				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OZMOD_ISDN_EXPORTS;_CRT_SECURE_NO_WARNINGS"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
-				UsePrecompiledHeader="2"
-				WarningLevel="3"
+				UsePrecompiledHeader="0"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
@@ -158,6 +163,9 @@
 			<Tool
 				Name="VCAppVerifierTool"
 			/>
+			<Tool
+				Name="VCWebDeploymentTool"
+			/>
 			<Tool
 				Name="VCPostBuildEventTool"
 			/>
diff --git a/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.2008.vcproj b/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.2008.vcproj
index 77f3bb6f46..de6f1718b1 100644
--- a/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.2008.vcproj
+++ b/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.2008.vcproj
@@ -42,12 +42,13 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\isdn\include;..\..\include"
-				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;OZMOD_ISDN_EXPORTS"
+				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;OZMOD_ISDN_EXPORTS;_CRT_SECURE_NO_WARNINGS"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
 				UsePrecompiledHeader="0"
-				WarningLevel="3"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="4"
 			/>
 			<Tool
@@ -116,11 +117,12 @@
 				Optimization="2"
 				EnableIntrinsicFunctions="true"
 				AdditionalIncludeDirectories="..\..\isdn\include;..\..\include"
-				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OZMOD_ISDN_EXPORTS"
+				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;OZMOD_ISDN_EXPORTS;_CRT_SECURE_NO_WARNINGS"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
-				UsePrecompiledHeader="2"
-				WarningLevel="3"
+				UsePrecompiledHeader="0"
+				WarningLevel="4"
+				WarnAsError="true"
 				DebugInformationFormat="3"
 			/>
 			<Tool
diff --git a/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.c b/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.c
index 43bada21b1..885c4fd9dc 100644
--- a/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.c
+++ b/libs/freetdm/src/ozmod/ozmod_isdn/ozmod_isdn.c
@@ -497,7 +497,7 @@ static L3INT zap_isdn_931_34(void *pvt, L2UCHAR *msg, L2INT mlen)
 	zap_span_t *span = (zap_span_t *) pvt;
 	zap_isdn_data_t *isdn_data = span->signal_data;
 	Q931mes_Generic *gen = (Q931mes_Generic *) msg;
-	int chan_id = 0;
+	uint32_t chan_id = 0;
 	int chan_hunt = 0;
 	zap_channel_t *zchan = NULL;
 	zap_caller_data_t *caller_data = NULL;
@@ -718,7 +718,7 @@ static L3INT zap_isdn_931_34(void *pvt, L2UCHAR *msg, L2INT mlen)
 				 * Channel selection for incoming calls:
 				 */
 				if (ZAP_SPAN_IS_NT(span) && chan_hunt) {
-					int x;
+					uint32_t x;
 
 					/*
 					 * In NT-mode with channel selection "any",
@@ -1457,9 +1457,10 @@ static void *zap_isdn_tones_run(zap_thread_t *me, void *obj)
 	zap_span_t *span = (zap_span_t *) obj;
 	zap_isdn_data_t *isdn_data = span->signal_data;
 	zap_buffer_t *dt_buffer = NULL;
-	teletone_generation_session_t ts;
+	teletone_generation_session_t ts = {0};
 	unsigned char frame[1024];
-	int x, interval;
+	uint32_t x;
+	int interval = 0;
 	int offset = 0;
 
 	zap_log(ZAP_LOG_DEBUG, "ISDN tones thread starting.\n");
diff --git a/libs/freetdm/src/ozmod/ozmod_isdn/zap_isdn.h b/libs/freetdm/src/ozmod/ozmod_isdn/zap_isdn.h
index 14b2731db5..f33a9b211f 100644
--- a/libs/freetdm/src/ozmod/ozmod_isdn/zap_isdn.h
+++ b/libs/freetdm/src/ozmod/ozmod_isdn/zap_isdn.h
@@ -72,7 +72,7 @@ typedef struct zap_isdn_data zap_isdn_data_t;
 /* b-channel private data */
 struct zap_isdn_bchan_data
 {
-	int32_t digit_timeout;
+	L2ULONG digit_timeout;
 };
 
 typedef struct zap_isdn_bchan_data zap_isdn_bchan_data_t;