Function NSRectFillListWithColorsUsingOperation 

pub unsafe extern "C-unwind" fn NSRectFillListWithColorsUsingOperation(
    rects: NonNull<NSRect>,
    colors: NonNull<NonNull<NSColor>>,
    num: NSInteger,
    op: NSCompositingOperation,
)

Available on crate features NSColor and NSGraphics only.

Safety

• rects must be a valid pointer.
• colors must be a valid pointer.