diff --git a/.gitignore b/.gitignore
index b1c7422..2d18d2a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,3 +24,7 @@
 /configure.log
 
 .DS_Store
+*.lst
+*.obj
+x86/
+x64/
diff --git a/contrib/vstudio/vc10/zlibstat.vcxproj b/contrib/vstudio/vc10/zlibstat.vcxproj
index b9f2bbe..1ecd09f 100644
--- a/contrib/vstudio/vc10/zlibstat.vcxproj
+++ b/contrib/vstudio/vc10/zlibstat.vcxproj
@@ -45,14 +45,17 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseWithoutAsm|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseOfMfc>false</UseOfMfc>
+    <PlatformToolset>v143</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseOfMfc>false</UseOfMfc>
+    <PlatformToolset>v143</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseOfMfc>false</UseOfMfc>
+    <PlatformToolset>v143</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseWithoutAsm|Itanium'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
@@ -69,14 +72,17 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseWithoutAsm|x64'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseOfMfc>false</UseOfMfc>
+    <PlatformToolset>v143</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseOfMfc>false</UseOfMfc>
+    <PlatformToolset>v143</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseOfMfc>false</UseOfMfc>
+    <PlatformToolset>v143</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">