message: extern keyword in wrong place
diff: @@ -206,7 +206,7 @@ std::array<std::string, PRODUCT_COUNT> PRODUCT_DESCRIPTION_TABLE =
  "PRODUCT_RESERVED_UG_63"
  };
  -extern Difficulty CURRENT_DIFFICULTY = Difficulty::Beginner;
  +Difficulty CURRENT_DIFFICULTY = Difficulty::Beginner;
  #if defined(WINDOWS) || defined(WIN32)
  #include "SDL_syswm.h"
  