interface_build {
    m.gc2ll 0
    {Converts geocentric to geographic coordinates.}
    {entry x {X coordinate:} 0 ""}
    {entry y {Y coordinate:} 0 ""}
    {entry z {Z coordinate:} 0 ""}
    {entry s {Spheroid:} 0 spheroid}
    {entry thresh {Conversion threshold [1e-6]:} 0 ""}
    {entry iterations {Max iterations [30].} 0 ""}
}