uncompress raster

[imager at ccwf.cc.utexas.edu]

Try "r.compress -u <raster_map>"

>I would like to use a raster map as input to another program that is 
>not a part of GRASS.  However, the file is compressed.  I have tried unix
>uncompress without success and changing hte header file to try to
>force the file to uncompress.  
>
>So does anyone know how to uncompress a raster file?
>
>thanks
>edwin at hwr.arizona.edu