Under ubuntu at least, /bin/sh is really /bin/dash. For some reason,
dash cannot detect an executable (-x) file if it resides on nfs. bash
and ksh do not have this problem. Since ksh is already required to
build and install major portions of CDE, might as well use it here too.
- by default, do not build any other locale than C for now
- do not try to build the guides. These require functioning
dtinfo/docbook
- add a Linux.lcx locale translation db. Not used yet.
- fix some overflows in dtdocbook/instant