__COLOR_SHIFT
#define COLOR_PAIR(n) ((chtype)(n)<<__COLOR_SHIFT)
#define PAIR_NUMBER(a) (((chtype)(a)&A_COLOR)>>__COLOR_SHIFT)
pair = (short) ((at & A_COLOR) >> __COLOR_SHIFT);
ch = (chtype)(co) << __COLOR_SHIFT;
#define COLOR_PAIR(n) ((chtype)(n) << __COLOR_SHIFT)
#define PAIR_NUMBER(a) (((chtype)(a) & A_COLOR) >> __COLOR_SHIFT)
ch = co << __COLOR_SHIFT;
pair = (int)(((unsigned int)at & A_COLOR) >> __COLOR_SHIFT);