diff --git a/exhale_vs2012.sln b/exhale_vs2012.sln
index 34390fc..150e0a8 100644
--- a/exhale_vs2012.sln
+++ b/exhale_vs2012.sln
@@ -37,10 +37,10 @@ Global
 		{EC0D1502-2018-1700-4865-6C6D72696368}.Release|Win32.Build.0 = Release|Win32
 		{EC0D1502-2018-1700-4865-6C6D72696368}.Release|x64.ActiveCfg = Release|x64
 		{EC0D1502-2018-1700-4865-6C6D72696368}.Release|x64.Build.0 = Release|x64
-		{EC0D1502-2018-1700-4865-6C6D72696368}.Release DLL|Win32.ActiveCfg = Release|Win32
-		{EC0D1502-2018-1700-4865-6C6D72696368}.Release DLL|Win32.Build.0 = Release|Win32
-		{EC0D1502-2018-1700-4865-6C6D72696368}.Release DLL|x64.ActiveCfg = Release|x64
-		{EC0D1502-2018-1700-4865-6C6D72696368}.Release DLL|x64.Build.0 = Release|x64
+		{EC0D1502-2018-1700-4865-6C6D72696368}.Release DLL|Win32.ActiveCfg = Release DLL|Win32
+		{EC0D1502-2018-1700-4865-6C6D72696368}.Release DLL|Win32.Build.0 = Release DLL|Win32
+		{EC0D1502-2018-1700-4865-6C6D72696368}.Release DLL|x64.ActiveCfg = Release DLL|x64
+		{EC0D1502-2018-1700-4865-6C6D72696368}.Release DLL|x64.Build.0 = Release DLL|x64
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/include/exhaleDecl.h b/include/exhaleDecl.h
index ef9b3bc..2fa382b 100644
--- a/include/exhaleDecl.h
+++ b/include/exhaleDecl.h
@@ -12,7 +12,9 @@
 #define _EXHALE_DECL_H_
 
 #include <stdint.h> /* for (u)int8_t, (u)int16_t, (u)int32_t, (u)int64_t */
+#if !defined(_MSC_VER) || _MSC_VER >= 1800
 #include <stdbool.h>
+#endif
 
 #if defined (_WIN32) || defined (WIN32) || defined (_WIN64) || defined (WIN64)
 # ifdef EXHALE_DYN_LINK
diff --git a/src/app/CMakeLists.txt b/src/app/CMakeLists.txt
index 1ebe9b8..939d3a6 100644
--- a/src/app/CMakeLists.txt
+++ b/src/app/CMakeLists.txt
@@ -33,6 +33,9 @@ if(CMAKE_DL_LIBS)
 endif()
 target_link_libraries(exhaleApp PRIVATE exhaleLib)
 target_include_directories(exhaleApp PRIVATE ${PROJECT_SOURCE_DIR}/include)
+if(BUILD_SHARED_LIBS)
+    target_compile_definitions(exhaleApp PRIVATE USE_EXHALELIB_DLL)
+endif(BUILD_SHARED_LIBS)
 
 # PCH requires at least 3.16
 # I actually don't know if this works or not
diff --git a/src/app/exhaleApp.rc b/src/app/exhaleApp.rc
index 1126552..b2cca4a 100644
--- a/src/app/exhaleApp.rc
+++ b/src/app/exhaleApp.rc
@@ -8,12 +8,12 @@
  * Copyright (c) 2018-2021 Christian R. Helmrich, project ecodis. All rights reserved.
  */
 
-#include "..\..\include\version.h" // for EXHALELIB_VERSION_... strings
+#include "../../include/version.h" // for EXHALELIB_VERSION_... strings
 #include <windows.h>
 
 0 ICON "exhaleApp.ico"
 VS_VERSION_INFO VERSIONINFO
-FILEVERSION 1,1,9
+FILEVERSION 1,1,9,1
 BEGIN
   BLOCK "StringFileInfo"
   BEGIN
diff --git a/src/app/exhaleApp_vs2012.vcxproj b/src/app/exhaleApp_vs2012.vcxproj
index 78ec24c..fb42fd8 100644
--- a/src/app/exhaleApp_vs2012.vcxproj
+++ b/src/app/exhaleApp_vs2012.vcxproj
@@ -17,6 +17,14 @@
       <Configuration>Release</Configuration>
       <Platform>x64</Platform>
     </ProjectConfiguration>
+    <ProjectConfiguration Include="Release DLL|Win32">
+      <Configuration>Release DLL</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release DLL|x64">
+      <Configuration>Release DLL</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
   </ItemGroup>
   <PropertyGroup Label="Globals">
     <ProjectGuid>{EC0D1502-2018-1700-4865-6C6D72696368}</ProjectGuid>
@@ -40,12 +48,24 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release DLL|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <PlatformToolset>v110</PlatformToolset>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+  </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <PlatformToolset>v110</PlatformToolset>
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release DLL|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <PlatformToolset>v110</PlatformToolset>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+  </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings" />
   <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="PropertySheets">
@@ -57,9 +77,15 @@
   <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="PropertySheets">
     <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
   </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release DLL|Win32'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
   <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
     <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
   </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release DLL|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <IntDir>$(SolutionDir)build\$(PlatformToolset)\$(Platform)\$(Configuration)\</IntDir>
@@ -75,12 +101,24 @@
     <OutDir>$(SolutionDir)bin\$(PlatformToolset)\$(Platform)\$(Configuration)\</OutDir>
     <TargetName>exhale</TargetName>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release DLL|Win32'">
+    <LinkIncremental>false</LinkIncremental>
+    <IntDir>$(SolutionDir)build\$(PlatformToolset)\$(Platform)\$(Configuration)\</IntDir>
+    <OutDir>$(SolutionDir)bin\$(PlatformToolset)\$(Platform)\$(Configuration)\</OutDir>
+    <TargetName>exhale</TargetName>
+  </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <LinkIncremental>false</LinkIncremental>
     <IntDir>$(SolutionDir)build\$(PlatformToolset)\$(Platform)\$(Configuration)\</IntDir>
     <OutDir>$(SolutionDir)bin\$(PlatformToolset)\$(Platform)\$(Configuration)\</OutDir>
     <TargetName>exhale</TargetName>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release DLL|x64'">
+    <LinkIncremental>false</LinkIncremental>
+    <IntDir>$(SolutionDir)build\$(PlatformToolset)\$(Platform)\$(Configuration)\</IntDir>
+    <OutDir>$(SolutionDir)bin\$(PlatformToolset)\$(Platform)\$(Configuration)\</OutDir>
+    <TargetName>exhale</TargetName>
+  </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
       <AdditionalIncludeDirectories>$(SolutionDir)include</AdditionalIncludeDirectories>
@@ -133,6 +171,26 @@
       <SubSystem>Console</SubSystem>
     </Link>
   </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release DLL|Win32'">
+    <ClCompile>
+      <AdditionalIncludeDirectories>$(SolutionDir)include</AdditionalIncludeDirectories>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <Optimization>MaxSpeed</Optimization>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <PrecompiledHeaderFile>exhaleAppPch.h</PrecompiledHeaderFile>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;USE_EXHALELIB_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <TreatWarningAsError>true</TreatWarningAsError>
+      <WarningLevel>Level3</WarningLevel>
+    </ClCompile>
+    <Link>
+      <AdditionalLibraryDirectories>$(SolutionDir)lib\$(PlatformToolset)\$(Platform)\$(Configuration)\</AdditionalLibraryDirectories>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <GenerateDebugInformation>false</GenerateDebugInformation>
+      <OptimizeReferences>true</OptimizeReferences>
+      <SubSystem>Console</SubSystem>
+    </Link>
+  </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <ClCompile>
       <AdditionalIncludeDirectories>$(SolutionDir)include</AdditionalIncludeDirectories>
@@ -153,6 +211,26 @@
       <SubSystem>Console</SubSystem>
     </Link>
   </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release DLL|x64'">
+    <ClCompile>
+      <AdditionalIncludeDirectories>$(SolutionDir)include</AdditionalIncludeDirectories>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <Optimization>MaxSpeed</Optimization>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <PrecompiledHeaderFile>exhaleAppPch.h</PrecompiledHeaderFile>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;USE_EXHALELIB_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <TreatWarningAsError>true</TreatWarningAsError>
+      <WarningLevel>Level3</WarningLevel>
+    </ClCompile>
+    <Link>
+      <AdditionalLibraryDirectories>$(SolutionDir)lib\$(PlatformToolset)\$(Platform)\$(Configuration)\</AdditionalLibraryDirectories>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <GenerateDebugInformation>false</GenerateDebugInformation>
+      <OptimizeReferences>true</OptimizeReferences>
+      <SubSystem>Console</SubSystem>
+    </Link>
+  </ItemDefinitionGroup>
   <ItemGroup>
     <ClInclude Include="..\..\include\exhaleDecl.h" />
     <ClInclude Include="..\..\include\version.h" />
@@ -169,7 +247,9 @@
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release DLL|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release DLL|x64'">Create</PrecompiledHeader>
     </ClCompile>
     <ClCompile Include="loudnessEstim.cpp" />
   </ItemGroup>
diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt
index a522698..17fda63 100644
--- a/src/lib/CMakeLists.txt
+++ b/src/lib/CMakeLists.txt
@@ -53,6 +53,8 @@ if(CMAKE_VERSION VERSION_GREATER "3.16.0")
     target_precompile_headers(exhaleLib PUBLIC ${PROJECT_SOURCE_DIR}/src/lib/exhaleLibPch.h)
 endif()
 
+target_compile_definitions(exhaleLib PRIVATE EXHALE_DYN_LINK)
+
 install(TARGETS exhaleLib
     ARCHIVE DESTINATION ${CMAKE_INSTALL_FULL_LIBDIR}
     LIBRARY DESTINATION ${CMAKE_INSTALL_FULL_LIBDIR}
diff --git a/src/lib/exhaleLib_vs2012.vcxproj b/src/lib/exhaleLib_vs2012.vcxproj
index 6744471..6108502 100644
--- a/src/lib/exhaleLib_vs2012.vcxproj
+++ b/src/lib/exhaleLib_vs2012.vcxproj
@@ -121,7 +121,7 @@
       <Optimization>Disabled</Optimization>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>exhaleLibPch.h</PrecompiledHeaderFile>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;EXHALE_DYN_LINK;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <TreatWarningAsError>true</TreatWarningAsError>
       <WarningLevel>Level3</WarningLevel>
     </ClCompile>
@@ -136,7 +136,7 @@
       <Optimization>Disabled</Optimization>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>exhaleLibPch.h</PrecompiledHeaderFile>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;EXHALE_DYN_LINK;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <TreatWarningAsError>true</TreatWarningAsError>
       <WarningLevel>Level3</WarningLevel>
     </ClCompile>
@@ -153,7 +153,7 @@
       <Optimization>MaxSpeed</Optimization>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>exhaleLibPch.h</PrecompiledHeaderFile>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;EXHALE_DYN_LINK;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <TreatWarningAsError>true</TreatWarningAsError>
       <WarningLevel>Level3</WarningLevel>
     </ClCompile>
@@ -172,7 +172,7 @@
       <Optimization>MaxSpeed</Optimization>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>exhaleLibPch.h</PrecompiledHeaderFile>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;EXHALE_DYN_LINK;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <TreatWarningAsError>true</TreatWarningAsError>
       <WarningLevel>Level3</WarningLevel>
     </ClCompile>
@@ -191,7 +191,7 @@
       <Optimization>MaxSpeed</Optimization>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>exhaleLibPch.h</PrecompiledHeaderFile>
-      <PreprocessorDefinitions>WIN32;NDEBUG;EXHALE_DYN_LINK;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;EXHALE_DYN_LINK;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <TreatWarningAsError>true</TreatWarningAsError>
       <WarningLevel>Level3</WarningLevel>
     </ClCompile>
@@ -210,7 +210,7 @@
       <Optimization>MaxSpeed</Optimization>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>exhaleLibPch.h</PrecompiledHeaderFile>
-      <PreprocessorDefinitions>WIN32;NDEBUG;EXHALE_DYN_LINK;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;EXHALE_DYN_LINK;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <TreatWarningAsError>true</TreatWarningAsError>
       <WarningLevel>Level3</WarningLevel>
     </ClCompile>
@@ -259,4 +259,4 @@
     <ClCompile Include="tempAnalysis.cpp" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-</Project>
\ No newline at end of file
+</Project>