Update CMakeLists for WIN32

CMakeLists.txt

@@ -44,6 +44,8 @@ option(BUILD_SHARED_LIBS "Build using shared libraries" ON)
 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
 
 IF (WIN32)
+    cmake_minimum_required(VERSION 3.15)
+    cmake_policy(SET CMP0091 NEW)
     set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
     set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded")
     if("${CMAKE_BUILD_TYPE}" MATCHES "Debug")