mvwins_wch
#define mvwins_wch(w,y,x,cp) (wmove(w,y,x)?ERR:wins_wch(w,cp))
#define mvwins_wch(w, y, x, cp) \
#undef mvwins_wch
mvwins_wch(WINDOW *w, int y, int x, const cchar_t *cc)