Function Rf_isOrdered_unchecked 

pub unsafe extern "C-unwind" fn Rf_isOrdered_unchecked(
    s: SEXP,
) -> Rboolean

Check if a factor is ordered. Unchecked FFI binding for Rf_isOrdered. Generated from source location line 2161, column 12. Generated from source file miniextendr-api/src/sys.rs.