Just to add that if you share your homedir (or just your dotfiles) among hosts I think you should be able to copy a terminfo file containing the right terminfo

Just to add that if you share your homedir (or just your dotfiles) among hosts I think you should be able to copy a terminfo file containing the right terminfo stuff in your dotfiles and use the same setenv ssh config line to set the TERMINFO env var to point to that file.