diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index b042d26..0c60be1 100644
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -1029,23 +1029,6 @@
             return Handle(h)
 
 
-        def _find_w9xpopen(self):
-            """Find and return absolut path to w9xpopen.exe"""
-            w9xpopen = os.path.join(
-                            os.path.dirname(_winapi.GetModuleFileName(0)),
-                                    "w9xpopen.exe")
-            if not os.path.exists(w9xpopen):
-                # Eeek - file-not-found - possibly an embedding
-                # situation - see if we can locate it in sys.exec_prefix
-                w9xpopen = os.path.join(os.path.dirname(sys.base_exec_prefix),
-                                        "w9xpopen.exe")
-                if not os.path.exists(w9xpopen):
-                    raise SubprocessError(
-                            "Cannot locate w9xpopen.exe, which is needed for "
-                            "Popen to work with your shell or platform.")
-            return w9xpopen
-
-
         def _execute_child(self, args, executable, preexec_fn, close_fds,
                            pass_fds, cwd, env,
                            startupinfo, creationflags, shell,
@@ -1074,21 +1057,6 @@
                 startupinfo.wShowWindow = _winapi.SW_HIDE
                 comspec = os.environ.get("COMSPEC", "cmd.exe")
                 args = '{} /c "{}"'.format (comspec, args)
-                if (_winapi.GetVersion() >= 0x80000000 or
-                        os.path.basename(comspec).lower() == "command.com"):
-                    # Win9x, or using command.com on NT. We need to
-                    # use the w9xpopen intermediate program. For more
-                    # information, see KB Q150956
-                    # (http://web.archive.org/web/20011105084002/http://support.microsoft.com/support/kb/articles/Q150/9/56.asp)
-                    w9xpopen = self._find_w9xpopen()
-                    args = '"%s" %s' % (w9xpopen, args)
-                    # Not passing CREATE_NEW_CONSOLE has been known to
-                    # cause random failures on win9x.  Specifically a
-                    # dialog: "Your program accessed mem currently in
-                    # use at xxx" and a hopeful warning about the
-                    # stability of your system.  Cost is Ctrl+C won't
-                    # kill children.
-                    creationflags |= _winapi.CREATE_NEW_CONSOLE
 
             # Start the process
             try:
diff --git a/PC/w9xpopen.c b/PC/w9xpopen.c
deleted file mode 100644
index b3978dd..0000000
--- a/PC/w9xpopen.c
+++ /dev/null
@@ -1,112 +0,0 @@
-/*
- * w9xpopen.c
- *
- * Serves as an intermediate stub Win32 console application to
- * avoid a hanging pipe when redirecting 16-bit console based
- * programs (including MS-DOS console based programs and batch
- * files) on Window 95 and Windows 98.
- *
- * This program is to be launched with redirected standard
- * handles. It will launch the command line specified 16-bit
- * console based application in the same console, forwarding
- * its own redirected standard handles to the 16-bit child.
-
- * AKA solution to the problem described in KB: Q150956.
- */    
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#include <stdio.h>
-#include <stdlib.h>  /* for malloc and its friends */
-
-const char *usage =
-"This program is used by Python's os.popen function\n"
-"to work around a limitation in Windows 95/98.  It is\n"
-"not designed to be used as a stand-alone program.";
-
-int main(int argc, char *argv[])
-{
-    BOOL bRet;
-    STARTUPINFO si;
-    PROCESS_INFORMATION pi;
-    DWORD exit_code=0;
-    size_t cmdlen = 0;
-    int i;
-    char *cmdline, *cmdlinefill;
-
-    if (argc < 2) {
-        if (GetFileType(GetStdHandle(STD_INPUT_HANDLE))==FILE_TYPE_CHAR)
-            /* Attached to a console, and therefore not executed by Python
-               Display a message box for the inquisitive user
-            */
-            MessageBox(NULL, usage, argv[0], MB_OK);
-        else {
-            /* Eeek - executed by Python, but args are screwed!
-               Write an error message to stdout so there is at
-               least some clue for the end user when it appears
-               in their output.
-               A message box would be hidden and blocks the app.
-             */
-            fprintf(stdout, "Internal popen error - no args specified\n%s\n", usage);
-        }
-        return 1;
-    }
-    /* Build up the command-line from the args.
-       Args with a space are quoted, existing quotes are escaped.
-       To keep things simple calculating the buffer size, we assume
-       every character is a quote - ie, we allocate double what we need
-       in the worst case.  As this is only double the command line passed
-       to us, there is a good chance this is reasonably small, so the total 
-       allocation will almost always be < 512 bytes.
-    */
-    for (i=1;i<argc;i++)
-        cmdlen += strlen(argv[i])*2 + 3; /* one space, maybe 2 quotes */
-    cmdline = cmdlinefill = (char *)malloc(cmdlen+1);
-    if (cmdline == NULL)
-        return -1;
-    for (i=1;i<argc;i++) {
-        const char *arglook;
-        int bQuote = strchr(argv[i], ' ') != NULL;
-        if (bQuote)
-            *cmdlinefill++ = '"';
-        /* escape quotes */
-        for (arglook=argv[i];*arglook;arglook++) {
-            if (*arglook=='"')
-                *cmdlinefill++ = '\\';
-            *cmdlinefill++ = *arglook;
-        }
-        if (bQuote)
-            *cmdlinefill++ = '"';
-        *cmdlinefill++ = ' ';
-    }
-    *cmdlinefill = '\0';
-
-    /* Make child process use this app's standard files. */
-    ZeroMemory(&si, sizeof si);
-    si.cb = sizeof si;
-    si.dwFlags = STARTF_USESTDHANDLES;
-    si.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
-    si.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
-    si.hStdError = GetStdHandle(STD_ERROR_HANDLE);
-
-    bRet = CreateProcess(
-        NULL, cmdline,
-        NULL, NULL,
-        TRUE, 0,
-        NULL, NULL,
-        &si, &pi
-        );
-
-    free(cmdline);
-
-    if (bRet) {
-        if (WaitForSingleObject(pi.hProcess, INFINITE) != WAIT_FAILED) {
-	    GetExitCodeProcess(pi.hProcess, &exit_code);
-	}
-        CloseHandle(pi.hProcess);
-        CloseHandle(pi.hThread);
-        return exit_code;
-    }
-
-    return 1;
-}
diff --git a/PCbuild/pcbuild.sln b/PCbuild/pcbuild.sln
index e5ba1de..99398db 100644
--- a/PCbuild/pcbuild.sln
+++ b/PCbuild/pcbuild.sln
@@ -14,8 +14,6 @@
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "pythonw", "pythonw.vcxproj", "{F4229CC3-873C-49AE-9729-DD308ED4CD4A}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "w9xpopen", "w9xpopen.vcxproj", "{E9E0A1F6-0009-4E8C-B8F8-1B8F5D49A058}"
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "make_buildinfo", "make_buildinfo.vcxproj", "{C73F0EC1-358B-4177-940F-0846AC8B04CD}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "winsound", "winsound.vcxproj", "{28B5D777-DDF2-4B6B-B34F-31D938813856}"
diff --git a/PCbuild/python.vcxproj b/PCbuild/python.vcxproj
index d0a9de0..e1d05e5 100644
--- a/PCbuild/python.vcxproj
+++ b/PCbuild/python.vcxproj
@@ -357,12 +357,8 @@
       <Project>{cf7ac3d1-e2df-41d2-bea6-1e2556cdea26}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
     </ProjectReference>
-    <ProjectReference Include="w9xpopen.vcxproj">
-      <Project>{e9e0a1f6-0009-4e8c-b8f8-1b8f5d49a058}</Project>
-      <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
-    </ProjectReference>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/PCbuild/w9xpopen.vcxproj b/PCbuild/w9xpopen.vcxproj
deleted file mode 100644
index d1afe22..0000000
--- a/PCbuild/w9xpopen.vcxproj
+++ /dev/null
@@ -1,287 +0,0 @@
-﻿<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup Label="ProjectConfigurations">
-    <ProjectConfiguration Include="Debug|Win32">
-      <Configuration>Debug</Configuration>
-      <Platform>Win32</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="Debug|x64">
-      <Configuration>Debug</Configuration>
-      <Platform>x64</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="PGInstrument|Win32">
-      <Configuration>PGInstrument</Configuration>
-      <Platform>Win32</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="PGInstrument|x64">
-      <Configuration>PGInstrument</Configuration>
-      <Platform>x64</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="PGUpdate|Win32">
-      <Configuration>PGUpdate</Configuration>
-      <Platform>Win32</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="PGUpdate|x64">
-      <Configuration>PGUpdate</Configuration>
-      <Platform>x64</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="Release|Win32">
-      <Configuration>Release</Configuration>
-      <Platform>Win32</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="Release|x64">
-      <Configuration>Release</Configuration>
-      <Platform>x64</Platform>
-    </ProjectConfiguration>
-  </ItemGroup>
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>{E9E0A1F6-0009-4E8C-B8F8-1B8F5D49A058}</ProjectGuid>
-    <RootNamespace>w9xpopen</RootNamespace>
-  </PropertyGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='PGUpdate|Win32'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseOfMfc>false</UseOfMfc>
-    <CharacterSet>MultiByte</CharacterSet>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='PGInstrument|Win32'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseOfMfc>false</UseOfMfc>
-    <CharacterSet>MultiByte</CharacterSet>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseOfMfc>false</UseOfMfc>
-    <CharacterSet>MultiByte</CharacterSet>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseOfMfc>false</UseOfMfc>
-    <CharacterSet>NotSet</CharacterSet>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='PGUpdate|x64'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseOfMfc>false</UseOfMfc>
-    <CharacterSet>MultiByte</CharacterSet>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='PGInstrument|x64'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseOfMfc>false</UseOfMfc>
-    <CharacterSet>MultiByte</CharacterSet>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseOfMfc>false</UseOfMfc>
-    <CharacterSet>MultiByte</CharacterSet>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseOfMfc>false</UseOfMfc>
-    <CharacterSet>MultiByte</CharacterSet>
-  </PropertyGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
-  <ImportGroup Label="ExtensionSettings">
-  </ImportGroup>
-  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='PGUpdate|Win32'" Label="PropertySheets">
-    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
-    <Import Project="pyproject.props" />
-    <Import Project="release.props" />
-    <Import Project="pgupdate.props" />
-  </ImportGroup>
-  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='PGInstrument|Win32'" Label="PropertySheets">
-    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
-    <Import Project="pyproject.props" />
-    <Import Project="release.props" />
-    <Import Project="pginstrument.props" />
-  </ImportGroup>
-  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="PropertySheets">
-    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
-    <Import Project="pyproject.props" />
-    <Import Project="release.props" />
-  </ImportGroup>
-  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="PropertySheets">
-    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
-    <Import Project="pyproject.props" />
-    <Import Project="debug.props" />
-  </ImportGroup>
-  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='PGUpdate|x64'" Label="PropertySheets">
-    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
-    <Import Project="pyproject.props" />
-    <Import Project="x64.props" />
-    <Import Project="release.props" />
-    <Import Project="pgupdate.props" />
-  </ImportGroup>
-  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='PGInstrument|x64'" Label="PropertySheets">
-    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
-    <Import Project="pyproject.props" />
-    <Import Project="x64.props" />
-    <Import Project="release.props" />
-    <Import Project="pginstrument.props" />
-  </ImportGroup>
-  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
-    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
-    <Import Project="pyproject.props" />
-    <Import Project="x64.props" />
-    <Import Project="release.props" />
-  </ImportGroup>
-  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="PropertySheets">
-    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
-    <Import Project="pyproject.props" />
-    <Import Project="x64.props" />
-    <Import Project="debug.props" />
-  </ImportGroup>
-  <PropertyGroup Label="UserMacros" />
-  <PropertyGroup>
-    <_ProjectFileVersion>10.0.40219.1</_ProjectFileVersion>
-    <CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">AllRules.ruleset</CodeAnalysisRuleSet>
-    <CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" />
-    <CodeAnalysisRuleAssemblies Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" />
-    <CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">AllRules.ruleset</CodeAnalysisRuleSet>
-    <CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" />
-    <CodeAnalysisRuleAssemblies Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" />
-    <CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='PGInstrument|Win32'">AllRules.ruleset</CodeAnalysisRuleSet>
-    <CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='PGInstrument|Win32'" />
-    <CodeAnalysisRuleAssemblies Condition="'$(Configuration)|$(Platform)'=='PGInstrument|Win32'" />
-    <CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='PGInstrument|x64'">AllRules.ruleset</CodeAnalysisRuleSet>
-    <CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='PGInstrument|x64'" />
-    <CodeAnalysisRuleAssemblies Condition="'$(Configuration)|$(Platform)'=='PGInstrument|x64'" />
-    <CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='PGUpdate|Win32'">AllRules.ruleset</CodeAnalysisRuleSet>
-    <CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='PGUpdate|Win32'" />
-    <CodeAnalysisRuleAssemblies Condition="'$(Configuration)|$(Platform)'=='PGUpdate|Win32'" />
-    <CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='PGUpdate|x64'">AllRules.ruleset</CodeAnalysisRuleSet>
-    <CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='PGUpdate|x64'" />
-    <CodeAnalysisRuleAssemblies Condition="'$(Configuration)|$(Platform)'=='PGUpdate|x64'" />
-    <CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">AllRules.ruleset</CodeAnalysisRuleSet>
-    <CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" />
-    <CodeAnalysisRuleAssemblies Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" />
-    <CodeAnalysisRuleSet Condition="'$(Configuration)|$(Platform)'=='Release|x64'">AllRules.ruleset</CodeAnalysisRuleSet>
-    <CodeAnalysisRules Condition="'$(Configuration)|$(Platform)'=='Release|x64'" />
-    <CodeAnalysisRuleAssemblies Condition="'$(Configuration)|$(Platform)'=='Release|x64'" />
-  </PropertyGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
-    <ClCompile>
-      <Optimization>Disabled</Optimization>
-      <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
-      <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
-    </ClCompile>
-    <Link>
-      <SubSystem>Console</SubSystem>
-    </Link>
-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
-    <Midl>
-      <TargetEnvironment>X64</TargetEnvironment>
-    </Midl>
-    <ClCompile>
-      <Optimization>Disabled</Optimization>
-      <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
-      <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
-    </ClCompile>
-    <Link>
-      <SubSystem>Console</SubSystem>
-    </Link>
-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
-    <ClCompile>
-      <Optimization>MaxSpeed</Optimization>
-      <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
-      <StringPooling>true</StringPooling>
-      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
-      <FunctionLevelLinking>true</FunctionLevelLinking>
-    </ClCompile>
-    <Link>
-      <GenerateDebugInformation>false</GenerateDebugInformation>
-      <SubSystem>Console</SubSystem>
-    </Link>
-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
-    <Midl>
-      <TargetEnvironment>X64</TargetEnvironment>
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-      <Optimization>MaxSpeed</Optimization>
-      <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
-      <StringPooling>true</StringPooling>
-      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
-      <FunctionLevelLinking>true</FunctionLevelLinking>
-    </ClCompile>
-    <Link>
-      <GenerateDebugInformation>false</GenerateDebugInformation>
-      <SubSystem>Console</SubSystem>
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-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='PGInstrument|Win32'">
-    <ClCompile>
-      <Optimization>MaxSpeed</Optimization>
-      <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
-      <StringPooling>true</StringPooling>
-      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
-      <FunctionLevelLinking>true</FunctionLevelLinking>
-    </ClCompile>
-    <Link>
-      <GenerateDebugInformation>false</GenerateDebugInformation>
-      <SubSystem>Console</SubSystem>
-      <ImportLibrary>
-      </ImportLibrary>
-    </Link>
-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='PGInstrument|x64'">
-    <Midl>
-      <TargetEnvironment>X64</TargetEnvironment>
-    </Midl>
-    <ClCompile>
-      <Optimization>MaxSpeed</Optimization>
-      <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
-      <StringPooling>true</StringPooling>
-      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
-      <FunctionLevelLinking>true</FunctionLevelLinking>
-    </ClCompile>
-    <Link>
-      <GenerateDebugInformation>false</GenerateDebugInformation>
-      <SubSystem>Console</SubSystem>
-      <ImportLibrary>
-      </ImportLibrary>
-      <TargetMachine>MachineX64</TargetMachine>
-    </Link>
-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='PGUpdate|Win32'">
-    <ClCompile>
-      <Optimization>MaxSpeed</Optimization>
-      <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
-      <StringPooling>true</StringPooling>
-      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
-      <FunctionLevelLinking>true</FunctionLevelLinking>
-    </ClCompile>
-    <Link>
-      <GenerateDebugInformation>false</GenerateDebugInformation>
-      <SubSystem>Console</SubSystem>
-      <ImportLibrary>
-      </ImportLibrary>
-    </Link>
-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='PGUpdate|x64'">
-    <Midl>
-      <TargetEnvironment>X64</TargetEnvironment>
-    </Midl>
-    <ClCompile>
-      <Optimization>MaxSpeed</Optimization>
-      <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
-      <StringPooling>true</StringPooling>
-      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
-      <FunctionLevelLinking>true</FunctionLevelLinking>
-    </ClCompile>
-    <Link>
-      <GenerateDebugInformation>false</GenerateDebugInformation>
-      <SubSystem>Console</SubSystem>
-      <ImportLibrary>
-      </ImportLibrary>
-      <TargetMachine>MachineX64</TargetMachine>
-    </Link>
-  </ItemDefinitionGroup>
-  <ItemGroup>
-    <ClCompile Include="..\PC\w9xpopen.c" />
-  </ItemGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-  <ImportGroup Label="ExtensionTargets">
-  </ImportGroup>
-</Project>
\ No newline at end of file
diff --git a/PCbuild/w9xpopen.vcxproj.filters b/PCbuild/w9xpopen.vcxproj.filters
deleted file mode 100644
index dec67ad..0000000
--- a/PCbuild/w9xpopen.vcxproj.filters
+++ /dev/null
@@ -1,13 +0,0 @@
-﻿<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup>
-    <Filter Include="Source Files">
-      <UniqueIdentifier>{abc2dffd-3f2a-47bd-b89b-0314c99ef21e}</UniqueIdentifier>
-    </Filter>
-  </ItemGroup>
-  <ItemGroup>
-    <ClCompile Include="..\PC\w9xpopen.c">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-  </ItemGroup>
-</Project>
\ No newline at end of file
diff --git a/Tools/msi/msi.py b/Tools/msi/msi.py
index cd1c60b..fca43e2 100644
--- a/Tools/msi/msi.py
+++ b/Tools/msi/msi.py
@@ -956,8 +956,6 @@
     # Add all executables, icons, text files into the TARGETDIR component
     root = PyDirectory(db, cab, None, srcdir, "TARGETDIR", "SourceDir")
     default_feature.set_current()
-    if not msilib.Win64:
-        root.add_file("%s/w9xpopen.exe" % PCBUILD)
     root.add_file("README.txt", src="README")
     root.add_file("NEWS.txt", src="Misc/NEWS")
     generate_license()