interface_build {
    {v.rm.dangles} 0
    {Removes dangles (lines attached at only one end) of specified length from binary vector map.}
    {entry input {Input vector map:} 0 vector}
    {entry output {Output vector map:} 0 vector}
    {entry maxlength {Remove dangles of this length or shorter [default=-1=remove all dangles]:} 0 ""}
}