XFree86 4.5.99.903 (8 April 2006)
 269. Add a config switch for building xdm (Bugzilla #1662. Frank Giessler).
 268. Build fixes for OS/2 (Bugzilla #1663, Frank Giessler).
 267. Add preliminary generic stack trace support using gcc's
      __builtin_frame_address() function (David Dawes).
 266. Fix exectable loading on FreeBSD/a.out (David Dawes).
 265. Fix some stack trace problems for a.out executables (David Dawes).
 264. Fix some problems with the a.out header macros used by the loader.
 263. Fix dladdr test for a.out FreeBSD and OpenBSD platforms (David Dawes).
 262. Stop at the first successful probe on each autoconfig retry, minimising
      unnecessary probes (David Dawes).
 261. Integrate xterm's setgid feature into imake definitions (Thomas Dickey).
 260. Fix Solaris/sparc 64-bit library build for libGL (David Dawes).
 259. Fix a double-free problem in fontconfig (David Dawes).
 258. Workaround for finding moduleData with dlopen modules (David Dawes).
 257. Yet another attempt at dealing with xterm's setgid issue
      (Marc La France).
 256. Add a stack trace function, callable from modules and elsewhere, which
      can be useful for development/debugging (David Dawes).
 255. Make sure that DGAShutdown() is always called before HW state is
      restored on exit and reset, and make sure that it is not called after
      the HW state is restored (David Dawes).
 254. Trap re-entry into AbortServer() (David Dawes).