diff --git a/build-win64/dllmain.cpp b/build-win64/dllmain.cpp
deleted file mode 100644
index ea27c29..0000000
--- a/build-win64/dllmain.cpp
+++ /dev/null
@@ -1,19 +0,0 @@
-// dllmain.cpp : Definiert den Einstiegspunkt für die DLL-Anwendung.
-#include "pch.h"
-
-BOOL APIENTRY DllMain( HMODULE hModule,
-                       DWORD  ul_reason_for_call,
-                       LPVOID lpReserved
-                     )
-{
-    switch (ul_reason_for_call)
-    {
-    case DLL_PROCESS_ATTACH:
-    case DLL_THREAD_ATTACH:
-    case DLL_THREAD_DETACH:
-    case DLL_PROCESS_DETACH:
-        break;
-    }
-    return TRUE;
-}
-
diff --git a/build-win64/framework.h b/build-win64/framework.h
index 74870e0..642f1ff 100644
--- a/build-win64/framework.h
+++ b/build-win64/framework.h
@@ -1,5 +1,3 @@
 #pragma once
 
 #define WIN32_LEAN_AND_MEAN             // Selten verwendete Komponenten aus Windows-Headern ausschließen
-// Windows-Headerdateien
-#include <windows.h>
diff --git a/build-win64/pEpMIME.cpp b/build-win64/pEpMIME.cpp
new file mode 100644
index 0000000..37b248c
--- /dev/null
+++ b/build-win64/pEpMIME.cpp
@@ -0,0 +1,10 @@
+// pEpMIME.cpp : Hiermit werden die Funktionen für die statische Bibliothek definiert.
+//
+
+#include "pch.h"
+#include "framework.h"
+
+// TODO: Dies ist ein Beispiel für eine Bibliotheksfunktion.
+void fnpEpMIME()
+{
+}
diff --git a/build-win64/pEpMIME.vcxproj b/build-win64/pEpMIME.vcxproj
index 1588ee5..1a1138d 100644
--- a/build-win64/pEpMIME.vcxproj
+++ b/build-win64/pEpMIME.vcxproj
@@ -21,32 +21,32 @@
   <PropertyGroup Label="Globals">
     <VCProjectVersion>16.0</VCProjectVersion>
     <Keyword>Win32Proj</Keyword>
-    <ProjectGuid>{27a589c5-5045-4393-959a-d8fbbafab24c}</ProjectGuid>
+    <ProjectGuid>{c59a9aa9-7177-49dd-9f65-bf051ca8bab4}</ProjectGuid>
     <RootNamespace>pEpMIME</RootNamespace>
     <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
-    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
     <PlatformToolset>v143</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
-    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
     <PlatformToolset>v143</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
-    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
     <PlatformToolset>v143</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
-    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
     <PlatformToolset>v143</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
@@ -74,15 +74,15 @@
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <SDLCheck>true</SDLCheck>
-      <PreprocessorDefinitions>WIN32;_DEBUG;PEPMIME_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
     </ClCompile>
     <Link>
-      <SubSystem>Windows</SubSystem>
+      <SubSystem>
+      </SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <EnableUAC>false</EnableUAC>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
@@ -91,33 +91,33 @@
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <SDLCheck>true</SDLCheck>
-      <PreprocessorDefinitions>WIN32;NDEBUG;PEPMIME_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
     </ClCompile>
     <Link>
-      <SubSystem>Windows</SubSystem>
+      <SubSystem>
+      </SubSystem>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <EnableUAC>false</EnableUAC>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <SDLCheck>true</SDLCheck>
-      <PreprocessorDefinitions>_DEBUG;PEPMIME_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
       <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
-      <AdditionalIncludeDirectories>$(ProjectDir)..\..\pEpEngine\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\..\pEpEngine\include</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
-      <SubSystem>Windows</SubSystem>
+      <SubSystem>
+      </SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <EnableUAC>false</EnableUAC>
     </Link>
     <PreBuildEvent>
       <Command>cd $(ProjectDir)..\..\pEpEngine\src &amp;&amp; nmake /f NMakefile install_headers</Command>
@@ -129,18 +129,18 @@
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <SDLCheck>true</SDLCheck>
-      <PreprocessorDefinitions>NDEBUG;PEPMIME_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
       <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
-      <AdditionalIncludeDirectories>$(ProjectDir)..\..\pEpEngine\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\..\pEpEngine\include</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
-      <SubSystem>Windows</SubSystem>
+      <SubSystem>
+      </SubSystem>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <EnableUAC>false</EnableUAC>
     </Link>
     <PreBuildEvent>
       <Command>cd $(ProjectDir)..\..\pEpEngine\src &amp;&amp; nmake /f NMakefile install_headers</Command>
@@ -194,31 +194,28 @@
     <ClCompile Include="..\src\quoted_printable.cc" />
     <ClCompile Include="..\src\rules.cc" />
     <ClCompile Include="..\src\to_utf8.cc" />
-    <ClCompile Include="dllmain.cpp" />
     <ClCompile Include="pch.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Create</PrecompiledHeader>
     </ClCompile>
+    <ClCompile Include="pEpMIME.cpp" />
   </ItemGroup>
   <ItemGroup>
+    <None Include="..\src\Makefile" />
     <None Include="packages.config" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
-    <Import Project="..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\boost.1.81.0\build\boost.targets" Condition="Exists('..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\boost.1.81.0\build\boost.targets')" />
     <Import Project="..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\libiconv.redist.1.14.0.11\build\native\libiconv.redist.targets" Condition="Exists('..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\libiconv.redist.1.14.0.11\build\native\libiconv.redist.targets')" />
     <Import Project="..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\libiconv.1.14.0.11\build\native\libiconv.targets" Condition="Exists('..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\libiconv.1.14.0.11\build\native\libiconv.targets')" />
-    <Import Project="..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\boost_iostreams-vc143.1.81.0\build\boost_iostreams-vc143.targets" Condition="Exists('..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\boost_iostreams-vc143.1.81.0\build\boost_iostreams-vc143.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>Dieses Projekt verweist auf mindestens ein NuGet-Paket, das auf diesem Computer fehlt. Verwenden Sie die Wiederherstellung von NuGet-Paketen, um die fehlenden Dateien herunterzuladen. Weitere Informationen finden Sie unter "http://go.microsoft.com/fwlink/?LinkID=322105". Die fehlende Datei ist "{0}".</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\boost.1.81.0\build\boost.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\boost.1.81.0\build\boost.targets'))" />
     <Error Condition="!Exists('..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\libiconv.redist.1.14.0.11\build\native\libiconv.redist.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\libiconv.redist.1.14.0.11\build\native\libiconv.redist.targets'))" />
     <Error Condition="!Exists('..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\libiconv.1.14.0.11\build\native\libiconv.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\libiconv.1.14.0.11\build\native\libiconv.targets'))" />
-    <Error Condition="!Exists('..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\boost_iostreams-vc143.1.81.0\build\boost_iostreams-vc143.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\WindowsDesktopAdapterSolution\WindowsDesktopAdapter\packages\boost_iostreams-vc143.1.81.0\build\boost_iostreams-vc143.targets'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/build-win64/packages.config b/build-win64/packages.config
index cf3113b..3edfe67 100644
--- a/build-win64/packages.config
+++ b/build-win64/packages.config
@@ -1,7 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="boost" version="1.81.0" targetFramework="native" />
-  <package id="boost_iostreams-vc143" version="1.81.0" targetFramework="native" />
   <package id="libiconv" version="1.14.0.11" targetFramework="native" />
   <package id="libiconv.redist" version="1.14.0.11" targetFramework="native" />
 </packages>
\ No newline at end of file