Function NSGetSizeAndAlignment 

pub unsafe extern "C-unwind" fn NSGetSizeAndAlignment(
    type_ptr: NonNull<c_char>,
    sizep: *mut NSUInteger,
    alignp: *mut NSUInteger,
) -> NonNull<c_char>

Available on crate feature NSObjCRuntime only.

Safety

• type_ptr must be a valid pointer.
• sizep must be a valid pointer or null.
• alignp must be a valid pointer or null.