More MinGW fixes

Author: Xpl0itU

CMakeLists.txt

@@ -15,7 +15,8 @@ if (PKG_CONFIG_FOUND)
 endif()
 
 add_subdirectory(nativefiledialog-extended)
-if(MINGW64_NT-10.0-19045)
+execute_process(COMMAND uname OUTPUT_VARIABLE uname)
+if(uname MATCHES "^MSYS" OR uname MATCHES "^MINGW")
   link_libraries(nfd ole32 uuid shell32)
 else()
   link_libraries(nfd)