1. I was able to install version 4.2 from the tar file, using the
install script provided by the xfree86 website.
2. A debian installation of version 4.2 succeeded on another computer.
3. On the original computer, I tried running strace on the installation.
This crashed the system, but not before displaying messages relating to
/dev/md0. So I tried installing xserver-xfree86 after rebooting with an
old /home partition mounted at /home rather than the raid assembly and
succeeded. Afterward, I rebooted with raid mounted at /home and was able
to run startx successfully. According to my notes, I had installed raid
using the mdadm package and following the software raid howto.
In case the above is unclear, the problem computer has software raid 1 for
/home. Apt-get install xserver-xfree86, version 4.2.1-3, is successful
only if I bypass the raid. After installation, X seems to run okay with