Peter Verthez peter.verthez@advalvas.be writes:
diff --git a/include/winuser.h b/include/winuser.h index 4297a8d..97363e0 100644 --- a/include/winuser.h +++ b/include/winuser.h @@ -2428,6 +2428,7 @@ typedef struct tagSCROLLBARINFO
/* Listbox message return values */ #define LB_OKAY 0 +#define LB_SETITEMDATA_OKAY 1 /* undoc. OK return for LB_SETITEMDATA */
Please don't invent constants that don't exist on Windows. In this case TRUE would work just as well.