DL_DIR[doc] = "The directory where tarballs will be stored. @group fetcher"
CVSDIR[doc] = "The directory where cvs checkouts will be stored in. @group fetcher"
GITDIR[doc] = "The directory where git clones will be stored. @group fetcher"
+SVNDIR[doc] = "The directory where subversion checkouts will be stored. @group fetcher"
STAMP[doc] = "The directory that holds files to keep track of what was built."
WORKDIR[doc] = "The directory where a concrete package will be unpacked and built."