This bug was fixed in the package tcsh - 6.18.01-5ubuntu0.16.10.1
--------------- tcsh (6.18.01-5ubuntu0.16.10.1) yakkety; urgency=medium
* Add debian/patches/014-do-not-use-union-wait.patch to fix FTBFS and 024-use-sysmalloc.patch to resolve crash when using tab. (LP: #1618803)
-- Brian Murray <email address hidden> Wed, 26 Oct 2016 15:21:59 -0700
This bug was fixed in the package tcsh - 6.18.01- 5ubuntu0. 16.10.1
--------------- 5ubuntu0. 16.10.1) yakkety; urgency=medium
tcsh (6.18.01-
* Add debian/ patches/ 014-do- not-use- union-wait. patch to fix FTBFS sysmalloc. patch to resolve crash when using tab.
and 024-use-
(LP: #1618803)
-- Brian Murray <email address hidden> Wed, 26 Oct 2016 15:21:59 -0700