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

RCS ID Police

import pdksh 5.2.12

import pdksh 5.2.11

import pdksh 5.2.9

import pdksh 5.2.8