diff --git a/PCbuild/_testcapi.vcproj b/PCbuild/_testcapi.vcproj
new file mode 100644
index 0000000..7abd022
--- /dev/null
+++ b/PCbuild/_testcapi.vcproj
@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="Windows-1252"?>
+<VisualStudioProject
+	ProjectType="Visual C++"
+	Version="7.10"
+	Name="_testcapi"
+	SccProjectName="_testcapi"
+	SccLocalPath="..">
+	<Platforms>
+		<Platform
+			Name="Win32"/>
+	</Platforms>
+	<Configurations>
+		<Configuration
+			Name="Release|Win32"
+			OutputDirectory=".\."
+			IntermediateDirectory=".\x86-temp-release\_testcapi"
+			ConfigurationType="2"
+			UseOfMFC="0"
+			ATLMinimizesCRunTimeLibraryUsage="FALSE"
+			CharacterSet="2">
+			<Tool
+				Name="VCCLCompilerTool"
+				Optimization="2"
+				InlineFunctionExpansion="1"
+				AdditionalIncludeDirectories="..\Include,..\PC"
+				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;MMAP_EXPORTS"
+				StringPooling="TRUE"
+				RuntimeLibrary="2"
+				EnableFunctionLevelLinking="TRUE"
+				UsePrecompiledHeader="2"
+				PrecompiledHeaderFile=".\x86-temp-release\_testcapi/_testcapi.pch"
+				AssemblerListingLocation=".\x86-temp-release\_testcapi/"
+				ObjectFile=".\x86-temp-release\_testcapi/"
+				ProgramDataBaseFileName=".\x86-temp-release\_testcapi/"
+				WarningLevel="3"
+				SuppressStartupBanner="TRUE"
+				CompileAs="0"/>
+			<Tool
+				Name="VCCustomBuildTool"/>
+			<Tool
+				Name="VCLinkerTool"
+				OutputFile="./_testcapi.pyd"
+				LinkIncremental="1"
+				SuppressStartupBanner="TRUE"
+				ProgramDatabaseFile=".\./_testcapi.pdb"
+				BaseAddress="0x1e1F0000"
+				ImportLibrary=".\./_testcapi.lib"
+				TargetMachine="1"/>
+			<Tool
+				Name="VCMIDLTool"
+				PreprocessorDefinitions="NDEBUG"
+				MkTypLibCompatible="TRUE"
+				SuppressStartupBanner="TRUE"
+				TargetEnvironment="1"
+				TypeLibraryName=".\./_testcapi.tlb"
+				HeaderFileName=""/>
+			<Tool
+				Name="VCPostBuildEventTool"/>
+			<Tool
+				Name="VCPreBuildEventTool"/>
+			<Tool
+				Name="VCPreLinkEventTool"/>
+			<Tool
+				Name="VCResourceCompilerTool"
+				PreprocessorDefinitions="NDEBUG"
+				Culture="3081"/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"/>
+			<Tool
+				Name="VCWebDeploymentTool"/>
+			<Tool
+				Name="VCManagedWrapperGeneratorTool"/>
+			<Tool
+				Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
+		</Configuration>
+		<Configuration
+			Name="Debug|Win32"
+			OutputDirectory=".\."
+			IntermediateDirectory=".\x86-temp-debug\_testcapi"
+			ConfigurationType="2"
+			UseOfMFC="0"
+			ATLMinimizesCRunTimeLibraryUsage="FALSE"
+			CharacterSet="2">
+			<Tool
+				Name="VCCLCompilerTool"
+				Optimization="0"
+				AdditionalIncludeDirectories="..\Include,..\PC"
+				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;MMAP_EXPORTS"
+				BasicRuntimeChecks="3"
+				RuntimeLibrary="3"
+				UsePrecompiledHeader="2"
+				PrecompiledHeaderFile=".\x86-temp-debug\_testcapi/_testcapi.pch"
+				AssemblerListingLocation=".\x86-temp-debug\_testcapi/"
+				ObjectFile=".\x86-temp-debug\_testcapi/"
+				ProgramDataBaseFileName=".\x86-temp-debug\_testcapi/"
+				WarningLevel="3"
+				SuppressStartupBanner="TRUE"
+				DebugInformationFormat="3"
+				CompileAs="0"/>
+			<Tool
+				Name="VCCustomBuildTool"/>
+			<Tool
+				Name="VCLinkerTool"
+				OutputFile="./_testcapi_d.pyd"
+				LinkIncremental="1"
+				SuppressStartupBanner="TRUE"
+				GenerateDebugInformation="TRUE"
+				ProgramDatabaseFile=".\./_testcapi_d.pdb"
+				BaseAddress="0x1e1F0000"
+				ImportLibrary=".\./_testcapi_d.lib"
+				TargetMachine="1"/>
+			<Tool
+				Name="VCMIDLTool"
+				PreprocessorDefinitions="_DEBUG"
+				MkTypLibCompatible="TRUE"
+				SuppressStartupBanner="TRUE"
+				TargetEnvironment="1"
+				TypeLibraryName=".\./_testcapi.tlb"
+				HeaderFileName=""/>
+			<Tool
+				Name="VCPostBuildEventTool"/>
+			<Tool
+				Name="VCPreBuildEventTool"/>
+			<Tool
+				Name="VCPreLinkEventTool"/>
+			<Tool
+				Name="VCResourceCompilerTool"
+				PreprocessorDefinitions="_DEBUG"
+				Culture="3081"/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"/>
+			<Tool
+				Name="VCWebDeploymentTool"/>
+			<Tool
+				Name="VCManagedWrapperGeneratorTool"/>
+			<Tool
+				Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
+		</Configuration>
+	</Configurations>
+	<References>
+	</References>
+	<Files>
+		<File
+			RelativePath="..\Modules\_testcapimodule.c">
+			<FileConfiguration
+				Name="Release|Win32">
+				<Tool
+					Name="VCCLCompilerTool"
+					Optimization="2"
+					AdditionalIncludeDirectories=""
+					PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_MBCS;_USRDLL;MMAP_EXPORTS;$(NoInherit)"/>
+			</FileConfiguration>
+			<FileConfiguration
+				Name="Debug|Win32">
+				<Tool
+					Name="VCCLCompilerTool"
+					Optimization="0"
+					AdditionalIncludeDirectories=""
+					PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_MBCS;_USRDLL;MMAP_EXPORTS;$(NoInherit)"
+					BasicRuntimeChecks="3"/>
+			</FileConfiguration>
+		</File>
+	</Files>
+	<Globals>
+	</Globals>
+</VisualStudioProject>