This is mirbsdksh-1.2, passing all expected (all but three) tests

on MirOS BSD-current, and failing like 37 on Walgrind GNU/Linux
(probably some of these are environment-dependant):
FAIL bksl-nl.t:blsk-nl-ksh-1
FAIL bksl-nl.t:blsk-nl-ksh-2
FAIL eglob.t:eglob-bad-1
FAIL eglob.t:eglob-bad-2
FAIL eglob.t:eglob-infinite-plus
FAIL eglob.t:eglob-nomatch-1
FAIL eglob.t:eglob-match-1
FAIL eglob.t:eglob-case-1
FAIL eglob.t:eglob-case-2
FAIL history.t:history-basic
FAIL history.t:history-e-minus-1
FAIL history.t:history-e-minus-2
FAIL history.t:history-e-minus-3
FAIL history.t:history-e-minus-4
FAIL history.t:history-e-minus-5
FAIL history.t:history-list-1
FAIL history.t:history-list-2
FAIL history.t:history-list-3
FAIL history.t:history-list-4
FAIL history.t:history-list-5
FAIL history.t:history-list-6
FAIL history.t:history-list-7
FAIL history.t:history-list-r-1
FAIL history.t:history-list-r-2
FAIL history.t:history-list-r-3
FAIL history.t:history-subst-1
FAIL history.t:history-subst-2
FAIL history.t:history-subst-3
FAIL history.t:history-subst-4
FAIL history.t:history-subst-5
FAIL integer.t:integer-base-2
FAIL integer.t:integer-base-4
FAIL regress.t:regression-50
FAIL regress.t:regression-52
FAIL regress.t:regression-54
FAIL unclass2.t:env-prompt
FAIL version.t:version-1

tests/th-sh

@@ -1,30 +0,0 @@
-#!/bin/sh
-#	$OpenBSD: th-sh,v 1.2 2001/01/28 23:04:57 niklas Exp $
-
-
-#
-# Simple script to find perl and run it
-#
-
-# Avoid common problems with ENV (though perl shouldn't let it through)
-# (can you believe some shells don't have an unset???)
-unset ENV
-
-x=x
-[ -x /bin/sh ] 2> /dev/null || x=f
-
-IFS=:$IFS
-perl=
-for i in $PATH; do
-    [ X"$i" = X ] && i=.
-    for j in perl perl4 perl5 ; do
-	[ -$x "$i/$j" ] && perl=$i/$j && break 2
-    done
-done
-
-[ X"$perl" = X ] && {
-	echo "$0: can't find perl - bye\n" 1>&2
-	exit 1
-    }
-
-exec $perl "$@"

tests/version.t

@@ -5,5 +5,5 @@ category: pdksh
 stdin:
 	echo $KSH_VERSION
 expected-stdout:
-	@(#)PD KSH v5.2.14 99/07/13.2
+	@(#)PD KSH v5.2.14 99/07/13.2 MirOS $Revision: 1.2 $
 ---