+: ${emacs=$(pick_program emacs22 emacs21)}
+$tt Using editor $emacs.
+case "$emacs" in
+ emacs21)
+ e_colwd=492 e_hextra=34
+ e_colchars=82 e_cextra=-2
+ e_lineht=13 e_vextra=52
+ ;;
+ emacs22)
+ e_colwd=492 e_hextra=8
+ e_colchars=82 e_cextra=-6
+ e_lineht=13 e_vextra=46
+ ;;
+esac