Anyone object to removing r.mpatch from 5.3? I don't think it's needed
anymore. If you need to patch >200 files you can do it in two passes
with r.patch.
http://freegis.org/cgi-bin/viewcvs.cgi/grass/src/raster/r.patch/cmd/nfiles.h.diff?r1=1.2&r2=1.3
Hamish