Function SetScrollPos
pub unsafe extern "system" fn SetScrollPos(
hwnd: HWND,
nbar: SCROLLBAR_CONSTANTS,
npos: i32,
bredraw: BOOL,
) -> i32
pub unsafe extern "system" fn SetScrollPos(
hwnd: HWND,
nbar: SCROLLBAR_CONSTANTS,
npos: i32,
bredraw: BOOL,
) -> i32