Function interp_deque_to_list 

fn interp_deque_to_list(
    args: &[RValue],
    named: &[(String, RValue)],
    context: &BuiltinContext<'_>,
) -> Result<RValue, RError>

Convert a deque to an R list.

@param d integer scalar: deque ID @return list of the deque’s elements (front to back)