-bugfix

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/arf@220 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
tcltk depr.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/arf@221 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
-tcltk depr. 

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/arf@222 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
-bugfix prototype

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/arf@223 edb9625f-4e0d-4859-8d74-9fd3b1da38cb