This bug does not appear in THE-3.3 (THE-3.3RC8)
THE-4.0: non-root linux user exit with return status 31
This bug is fixed and can be closed.
After looking at this problem again, I came up with a better patch. See attachment...
Same failure in California...
Signal 11 nthe of empty file on OpenBSD 5.7
Slackware current is fixed! Slackware just patched ncurses 5.9 with cumulative patch...
I also found this problems using a heavily patched version of ncurses 5.9 in Linux...
autoconf fails with missing common/ac_define_dir.m4