configure: error: working directory cannot be determined

[Anton Shterenlikht]

On amd64 with the newvers.sh fix to "9.9"
(9.9-CURRENT #2 r226525M:):

===>  Configuring for libtool-2.4_1
configure: error: working directory cannot be determined
===>  Script "configure" failed unexpectedly.
Please report the problem to autotools at FreeBSD.org [maintainer] and attach
the "/usr/ports/devel/libtool/work/libtool-2.4/config.log" including the

There is no config.log, but there is ls.core.

I get this configure error on every port,
not just libtool.

Please advise

Many thanks

-- 
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
Bristol University
University Walk, Bristol BS8 1TR, UK
Tel: +44 (0)117 331 5944
Fax: +44 (0)117 929 4423