Function ncplane_moverel 

pub fn ncplane_moverel(
    plane: &mut NcPlane,
    rows: i32,
    cols: i32,
) -> NcResult_i32

Moves this NcPlane relative to its current location.

Negative values move up and left, respectively. Pass 0 to hold an axis constant.

It is an error to attempt to move the standard plane.

Method: NcPlane.move_rel().