Crash while cleaning up an exiting process in 21.5.

[stephen at xemacs.org]

Malcolm Purvis writes:

 > On my Mac the following function causes 21.5 HEAD to crash out with a Fatal
 > Error 13.

 > To reproduce the problem start xemacs with:

 > This problem doesn't occur with 21.4.

This problem doesn't occur on a PowerPC G4 Mac running Mac OS X
10.3.9.

Steve