warns=3
- remove param names from function decls
- sprinkle const
- rename shadowed variables
- XXX: there is a lot of fishy __UNCONST going on.

Add NetBSD RCS Ids.

resolve conflicts

branches: 1.2.6;
RCS ID Police

branches: 1.1.1;
Initial revision

Import pdksh V5.2.14.
Includes lots of bugfixes.

import pdksh 5.2.12

import pdksh 5.2.11

import pdksh 5.2.9

import pdksh 5.2.8

Pull up to last week's -current.