Function interp_deque_push_front 

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

Prepend a value to the front of a deque.

@param d integer scalar: deque ID @param value any R value to prepend @return NULL (invisibly)