Function Rf_isOrdered 

pub unsafe fn Rf_isOrdered(s: SEXP) -> Rboolean

Check if a factor is ordered. Checked wrapper for Rf_isOrdered. Calls Rf_isOrdered_unchecked and routes through with_r_thread. Generated from source location line 2161, column 12. Generated from source file miniextendr-api/src/sys.rs.