diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4355f98d0..967a6f004 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,13 +5,18 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
 
 #include gtest
 include_directories(../ext-src/gtest/fused-src impl)
+link_directories(${monad_native_BINARY_DIR})
 
-set(SOURCE_FILES main.cpp tests/test-getcurrentprocessid.cpp impl/getcurrentprocessorid.cpp ../ext-src/gtest/fused-src/gtest/gtest-all.cc)
-add_executable(monad_native ${SOURCE_FILES})
+set(LIB_SOURCE_FILES impl/getcurrentprocessorid.cpp impl/getusername.cpp)
+set(TEST_SOURCE_FILES tests/test-getcurrentprocessid.cpp)
+set(SOURCE_FILES main.cpp ../ext-src/gtest/fused-src/gtest/gtest-all.cc)
 
-# add pthread
+add_library(ps SHARED ${LIB_SOURCE_FILES})
+add_executable(monad_native ${SOURCE_FILES} ${TEST_SOURCE_FILES})
+
+# add pthread and other libs
 find_package(Threads)
-target_link_libraries(monad_native ${CMAKE_THREAD_LIBS_INIT})
+target_link_libraries(monad_native ${CMAKE_THREAD_LIBS_INIT} ps)
 
 
 
diff --git a/impl/getusername.cpp b/impl/getusername.cpp
new file mode 100644
index 000000000..b37b1cffc
--- /dev/null
+++ b/impl/getusername.cpp
@@ -0,0 +1,8 @@
+#include "getusername.h"
+#include <unistd.h>
+
+BOOL GetUserName(WCHAR_T* userName, UINT32* maxLength)
+{
+	return 0;
+}
+
diff --git a/impl/getusername.h b/impl/getusername.h
new file mode 100644
index 000000000..922a4e96a
--- /dev/null
+++ b/impl/getusername.h
@@ -0,0 +1,10 @@
+#pragma once
+
+#include "pal.h"
+
+PAL_BEGIN_EXTERNC
+
+BOOL GetUserName(WCHAR_T* userName, UINT32* maxLength);
+
+PAL_END_EXTERNC
+
diff --git a/impl/pal.h b/impl/pal.h
index 659afd4f6..1cfc77630 100644
--- a/impl/pal.h
+++ b/impl/pal.h
@@ -51,7 +51,9 @@
     #define WIN32_FROM_HRESULT(hr) hr
     #define HRESULT_FROM_WIN32(error) error
     typedef unsigned long DWORD, *LPDWORD;
-    typedef int BOOL;
+    typedef char BOOL;
+	typedef unsigned short WCHAR_T;
+	typedef unsigned int UINT32;
     typedef unsigned long HRESULT;
     typedef const wchar_t *PCWSTR;
     typedef wchar_t *PWSTR;