interface_build {
    {r.patch} 0
    {Creates a composite raster map layer by using known category values from one (or more) map layer(s) to fill in areas of "no data" in another map layer.}
    {entry input {Input raster map(s) (name[,name,...]):} 0 +raster}
    {entry output {Output raster map:} 0 raster}
    {checkbox -q {Run quietly.} "" -q}
    {checkbox -z {Use zero (0) for transparency instead of NULL.} "" -z}
}