#define C_LISTBOX 7

#define O_LB_DRAW_EMPHASIS 15
#define O_LB_DRAW_ITEM 14
#define O_LB_INQUIRE_FOCUS 19
#define O_LB_INQUIRE_ITEM 20
#define O_LB_INQUIRE_LAST 21
#define O_LB_ITEM_WIDTH 17
#define O_LB_SIZE_WINDOW 16
#define O_LB_TAKE_FOCUS 18