wsi: Various fixes and Windows build issues
diff --git a/CMakeLists.txt b/CMakeLists.txt
old mode 100644
new mode 100755
index b3234f2..9510e31
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,12 +5,14 @@
 project (VULKAN)
 # set (CMAKE_VERBOSE_MAKEFILE 1)
 
+
+
 # The MAJOR number of the version we're building, used in naming
 # vulkan-<major>.dll (and other files).
 set(MAJOR "0")
 
 if(WIN32)
-    add_definitions(-DVK_USE_PLATFORM_WIN32_KHR)
+    add_definitions(-DVK_USE_PLATFORM_WIN32_KHR -DWIN32_LEAN_AND_MEAN)
 else()
     add_definitions(-DVK_USE_PLATFORM_XCB_KHR)
 endif()