lorenzo@opale:/usr/src/linux-2.4.25/Documentation$ ls -la /usr/X11R6/bin/xkbbell
-rwxr-xr-x 1 root root 7892 mar 9 2003 /usr/X11R6/bin/xkbbell
lorenzo@opale:/usr/src/linux-2.4.25/Documentation$ ls -la /usr/X11R6/include/X11/extensions/XKBbells.h
-rw-r--r-- 1 root root 5019 mar 9 2003 /usr/X11R6/include/X11/extensions/XKBbells.h

Scusa ma... a che ti serve?