[PATCH 1/2] configure: store $IFS to $DEFAULT_IFS readonly variable

[David Bremner]

On Wed, 14 Mar 2012 16:59:59 +0200, Tomi Ollila <tomi.ollila at iki.fi> wrote:
> In the future, IFS value needs to be changed in a few places
> in configure -- and then restored. Store the original value
> to $DEFAULT_IFS for easy restoration.

pushed both, 

d