UTF-8 on 8.0-CURRENT does not compile on today's CURRENT

Trying to make 'buildworld' today ends up in this error:


===> share/me (all)
gzip -cn /usr/src/share/me/orig_me.7 > orig_me.7.gz
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/acm.me > acm.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/chars.me >
chars.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/deltext.me >
deltext.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/eqn.me > eqn.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/float.me >
float.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/footnote.me >
footnote.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/index.me >
index.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/letterhead.me >
letterhead.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/local.me >
local.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/null.me > null.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/refer.me >
refer.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/sh.me > sh.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/tbl.me > tbl.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/thesis.me >
thesis.me.tmp
sed -f /usr/src/share/me/strip.sed < /usr/src/share/me/tmac.orig_me >
tmac.orig_me.tmp
===> share/misc (all)
===> share/mk (all)
===> share/mklocale (all)
mklocale -o UTF-8.out /usr/src/share/mklocale/UTF-8.src
mklocale -o am_ET.UTF-8.out /usr/src/share/mklocale/am_ET.UTF-8.src
am_ET.UTF-8.out: Inappropriate ioctl for device
*** Error code 1
1 error
*** Error code 2
1 error
*** Error code 2
1 error
*** Error code 2
1 error
*** Error code 2
1 error