Function Rf_lcons_unchecked 

unsafe extern "C-unwind" fn Rf_lcons_unchecked(
    car: SEXP,
    cdr: SEXP,
) -> SEXP

Unchecked FFI binding for Rf_lcons. Generated from source location line 2159, column 8. Generated from source file miniextendr-api/src/ffi.rs.