Andy Piper <andyp(a)parallax.co.uk&gt; writes: concat abuse. 1998-05-13 SL Baur <steve(a)altair.xemacs.org&gt; * about.el (about-xemacs): Correct abuse of concat. Index: lisp/about.el =================================================================== RCS file: /usr/local/xemacs/xemacs-20.0/lisp/about.el,v retrieving revision 1.21 diff -u -r1.21 about.el --- about.el 1998/05/12 01:06:06 1.21 +++ about.el 1998/05/13 21:55:24 ＠＠ -205,8 +205,9 ＠＠ :format "%t" :tag-glyph xemacs-logo) (widget-insert "\n") - (let* ((emacs-short-version (concat emacs-major-version - "." emacs-minor-version)) + (let* ((emacs-short-version (format "%s.%s" + emacs-major-version + emacs-minor-version)) (emacs-about-version (format "version %s; Apr 1998" emacs-short-version))) (widget-insert (about-center emacs-about-version))