Function NSDrawTiledRects 

pub unsafe extern "C-unwind" fn NSDrawTiledRects(
    bounds_rect: NSRect,
    clip_rect: NSRect,
    sides: NonNull<NSRectEdge>,
    grays: NonNull<CGFloat>,
    count: NSInteger,
) -> NSRect

Available on crate features NSGraphics and objc2-core-foundation only.

Safety

• sides must be a valid pointer.
• grays must be a valid pointer.