interface_build {
    m.ll2u 0
    {Converts geographic coordinates to Universal Transverse Mercator (UTM) coordinates.}
    {entry spheroid {Spheroid:} 0 spheroid}
    {entry zone {Utm zone (1-60):} 0 ""}
    {entry input {Input file:} 0 file}
    {entry output {Output file:} 0 File}
    {checkbox -r {Input is reversed: lat,lon.} "" -r}
    {checkbox -w {Do not flag invalid lon,lat input lines as errors.} "" -w}
    {checkbox -o {Flag other input lines as errors.} "" -o}
    {checkbox -z {Suppress printing the utm zone.} "" -z}
}