ref: 1890aeca379976e46deabb0ce844aefc8be1a2c5
dir: /n_window.h/
extern char* NWindow_Type; typedef struct NWindow NWindow; struct NWindow { Nelem; DECL_ACCESSOR_OneParam(NWindow, Slot, Nelem*); DECL_ACCESSOR(NWindow, MakeRoot); }; NWindow* New_Window(char*);