Function MDQuerySetSortComparatorBlock 

pub unsafe extern "C-unwind" fn MDQuerySetSortComparatorBlock(
    query: &MDQuery,
    comparator: Option<&DynBlock<dyn Fn(*mut *const CFType, *mut *const CFType) -> CFComparisonResult>>,
)

👎Deprecated: renamed to MDQuery::set_sort_comparator_block

Available on crate features MDQuery and block2 only.