Current cvs, 21.5, standard font-lock (nothing font-lock related in init.el or custom.el) crashes (aka, don't font-locks, no xemacs crash) with: Symbol's value as variable is void: locale Signaling: (void-variable locale) set-progress-feedback-instantiator(#<window on "*scratch*" 0x31bb>) raw-append-progress-feedback("Fontifying *scratch*..." 0 #<x-frame "emacs" 0xe6d>) append-progress-feedback(font-lock "Fontifying *scratch*..." 0 nil) display-progress-feedback(font-lock "Fontifying *scratch*..." 0) progress-feedback-with-label(font-lock "Fontifying %s..." 0 "*scratch*") font-lock-default-unfontify-region(1 395 t) font-lock-unfontify-region(1 395 t) font-lock-default-fontify-buffer() font-lock-fontify-buffer() font-lock-mode(nil) call-interactively(font-lock-mode) I can do more precise debugging if the problem isn't obvious enough. OG. uname -a: Linux m23.limsi.fr 2.4.18-14 #1 Wed Sep 4 13:35:50 EDT 2002 i686 i686 i386 GNU/Linux ../xemacs-21.5/configure '--prefix=/people/galibert' '--pdump' '--error-checking=none' '--debug=no' '--with-mule' '--cflags=-O3' '--with-dialogs=athena' '-with-widgets=athena' XEmacs 21.5-b11 "cabbage" (+CVS-20030220) configured for `i686-pc-linux'. Compilation / Installation: Source code location: /people/galibert/xemacs/xemacs-21.5 Installation prefix: /people/galibert Operating system description file: `s/linux.h' Machine description file: `m/intel386.h' Compiler: gcc -Wall -Wno-switch -Winline -Wmissing-prototypes -Wsign-compare -Wundef -Wstrict-prototypes -Wpacked -Wshadow -Wmissing-declarations -O3 Relocating allocator for buffers: no GNU version of malloc: yes - Using Doug Lea's new malloc from the GNU C Library. Window System: Compiling in support for the X window system: - X Windows headers location: /usr/X11R6/include - X Windows libraries location: /usr/X11R6/lib - Handling WM_COMMAND properly. Compiling in support for the Athena widget set: - Athena headers location: X11/Xaw - Athena library to link: Xaw Using Lucid menubars. Using Lucid scrollbars. Using Athena dialog boxes. Using Athena native widgets. TTY: Compiling in support for ncurses. Compiling in support for GPM (General Purpose Mouse). Images: Compiling in support for GIF images (builtin). Compiling in support for XPM images. Compiling in support for PNG images. Compiling in support for JPEG images. Compiling in support for TIFF images. Sound: Compiling in support for sound (native). Compiling in support for ESD (Enlightened Sound Daemon). Databases: Compiling in support for Berkeley database. Compiling in support for LDAP. Compiling in support for PostgreSQL. - Using PostgreSQL header file: libpq-fe.h - Using PostgreSQL V7 bindings. Internationalization: Compiling in support for Mule (multi-lingual Emacs). Compiling in support for XIM (X11R5+ I18N input method). - Using Motif to provide XIM support. Compiling in support for Canna on Mule. Compiling in support for the WNN input method on Mule. Mail: Compiling in support for "dot-locking" mail spool file locking method. Other Features: Inhibiting IPv6 canonicalization at startup. Compiling in support for dynamic shared object modules. Using the new portable dumper.