diff --git a/build/VS2005/zstdlib/zstdlib.vcproj b/build/VS2005/zstdlib/zstdlib.vcproj
index 828cc8285..f4c9950ff 100644
--- a/build/VS2005/zstdlib/zstdlib.vcproj
+++ b/build/VS2005/zstdlib/zstdlib.vcproj
@@ -335,6 +335,14 @@
 				RelativePath="..\..\..\lib\dictBuilder\divsufsort.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\common\pool.c"
+				>
+			</File>
+			<File
+				RelativePath="..\..\..\lib\common\threading.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\common\entropy_common.c"
 				>
@@ -383,6 +391,10 @@
 				RelativePath="..\..\..\lib\common\zstd_common.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstdmt_compress.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\compress\zstd_compress.c"
 				>
@@ -433,6 +445,14 @@
 				RelativePath="..\..\..\lib\dictBuilder\divsufsort.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\common\pool.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\..\lib\common\threading.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\common\error_private.h"
 				>
@@ -493,6 +513,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_opt.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstdmt_compress.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\common\zstd_static.h"
 				>
diff --git a/build/VS2008/zstdlib/zstdlib.vcproj b/build/VS2008/zstdlib/zstdlib.vcproj
index 69b742d19..cba0ff908 100644
--- a/build/VS2008/zstdlib/zstdlib.vcproj
+++ b/build/VS2008/zstdlib/zstdlib.vcproj
@@ -336,6 +336,14 @@
 				RelativePath="..\..\..\lib\dictBuilder\divsufsort.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\common\pool.c"
+				>
+			</File>
+			<File
+				RelativePath="..\..\..\lib\common\threading.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\common\entropy_common.c"
 				>
@@ -372,6 +380,10 @@
 				RelativePath="..\..\..\lib\common\zstd_common.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstdmt_compress.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\compress\zstd_compress.c"
 				>
@@ -422,6 +434,14 @@
 				RelativePath="..\..\..\lib\dictBuilder\divsufsort.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\common\pool.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\..\lib\common\threading.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\common\error_private.h"
 				>
@@ -478,6 +498,10 @@
 				RelativePath="..\..\..\lib\compress\zstd_opt.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\..\lib\compress\zstdmt_compress.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\..\lib\common\zstd_static.h"
 				>
diff --git a/build/VS2010/libzstd-dll/libzstd-dll.vcxproj b/build/VS2010/libzstd-dll/libzstd-dll.vcxproj
index f0feecb26..145890517 100644
--- a/build/VS2010/libzstd-dll/libzstd-dll.vcxproj
+++ b/build/VS2010/libzstd-dll/libzstd-dll.vcxproj
@@ -19,6 +19,8 @@
     </ProjectConfiguration>
   </ItemGroup>
   <ItemGroup>
+    <ClInclude Include="..\..\..\lib\common\pool.c" />
+    <ClInclude Include="..\..\..\lib\common\threading.c" />
     <ClCompile Include="..\..\..\lib\common\entropy_common.c" />
     <ClCompile Include="..\..\..\lib\common\error_private.c" />
     <ClCompile Include="..\..\..\lib\common\xxhash.c" />
@@ -27,6 +29,7 @@
     <ClCompile Include="..\..\..\lib\compress\fse_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\huf_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress.c" />
+    <ClCompile Include="..\..\..\lib\compress\zstdmt_compress.c" />
     <ClCompile Include="..\..\..\lib\decompress\huf_decompress.c" />
     <ClCompile Include="..\..\..\lib\decompress\zstd_decompress.c" />
     <ClCompile Include="..\..\..\lib\deprecated\zbuff_common.c" />
@@ -44,6 +47,8 @@
     <ClCompile Include="..\..\..\lib\legacy\zstd_v07.c" />
   </ItemGroup>
   <ItemGroup>    
+    <ClInclude Include="..\..\..\lib\common\pool.h" />
+    <ClInclude Include="..\..\..\lib\common\threading.h" />
     <ClInclude Include="..\..\..\lib\common\bitstream.h" />
     <ClInclude Include="..\..\..\lib\common\error_private.h" />
     <ClInclude Include="..\..\..\lib\common\zstd_errors.h" />
@@ -63,6 +68,7 @@
     <ClInclude Include="..\..\..\lib\zstd.h" />
     <ClInclude Include="..\..\..\lib\common\zstd_internal.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_opt.h" />
+    <ClCompile Include="..\..\..\lib\compress\zstdmt_compress.h" />
   </ItemGroup>
   <ItemGroup>
     <ResourceCompile Include="libzstd-dll.rc" />
diff --git a/build/VS2010/libzstd/libzstd.vcxproj b/build/VS2010/libzstd/libzstd.vcxproj
index c8d21dd4a..22d5d4e14 100644
--- a/build/VS2010/libzstd/libzstd.vcxproj
+++ b/build/VS2010/libzstd/libzstd.vcxproj
@@ -19,6 +19,8 @@
     </ProjectConfiguration>
   </ItemGroup>
   <ItemGroup>
+    <ClCompile Include="..\..\..\lib\common\pool.c" />
+    <ClCompile Include="..\..\..\lib\common\threading.c" />
     <ClCompile Include="..\..\..\lib\common\entropy_common.c" />
     <ClCompile Include="..\..\..\lib\common\error_private.c" />
     <ClCompile Include="..\..\..\lib\common\xxhash.c" />
@@ -27,6 +29,7 @@
     <ClCompile Include="..\..\..\lib\compress\fse_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\huf_compress.c" />
     <ClCompile Include="..\..\..\lib\compress\zstd_compress.c" />
+    <ClCompile Include="..\..\..\lib\compress\zstdmt_compress.c" />
     <ClCompile Include="..\..\..\lib\decompress\huf_decompress.c" />
     <ClCompile Include="..\..\..\lib\decompress\zstd_decompress.c" />
     <ClCompile Include="..\..\..\lib\deprecated\zbuff_common.c" />
@@ -44,6 +47,8 @@
     <ClCompile Include="..\..\..\lib\legacy\zstd_v07.c" />
   </ItemGroup>
   <ItemGroup>    
+    <ClCompile Include="..\..\..\lib\common\pool.h" />
+    <ClCompile Include="..\..\..\lib\common\threading.h" />
     <ClInclude Include="..\..\..\lib\common\bitstream.h" />
     <ClInclude Include="..\..\..\lib\common\error_private.h" />
     <ClInclude Include="..\..\..\lib\common\zstd_errors.h" />
@@ -63,6 +68,7 @@
     <ClInclude Include="..\..\..\lib\zstd.h" />
     <ClInclude Include="..\..\..\lib\common\zstd_internal.h" />
     <ClInclude Include="..\..\..\lib\compress\zstd_opt.h" />
+    <ClInclude Include="..\..\..\lib\compress\zstdmt_compress.h" />
   </ItemGroup>
   <PropertyGroup Label="Globals">
     <ProjectGuid>{8BFD8150-94D5-4BF9-8A50-7BD9929A0850}</ProjectGuid>
diff --git a/build/cmake/lib/CMakeLists.txt b/build/cmake/lib/CMakeLists.txt
index db752784b..08ae3e9ad 100644
--- a/build/cmake/lib/CMakeLists.txt
+++ b/build/cmake/lib/CMakeLists.txt
@@ -59,6 +59,8 @@ SET(Sources
 
 SET(Headers
         ${LIBRARY_DIR}/zstd.h
+        ${LIBRARY_DIR}/common/pool.h
+        ${LIBRARY_DIR}/common/threading.h
         ${LIBRARY_DIR}/common/bitstream.h
         ${LIBRARY_DIR}/common/error_private.h
         ${LIBRARY_DIR}/common/zstd_errors.h