- #open I, '-|', qw/groff -man -T utf8/, $v;
- open I, '-|', qw/groff -man -T latin1/, $v; # this and GROFF_NO_SGR='1'
+ open I, '-|', qw/env -i/, "PATH=$ENV{PATH}",
+ qw/TERM=vt100 LANG=en_US.UTF-8 LC_ALL=en_US.UTF-8/,
+ qw/GROFF_NO_SGR=1 MAN_KEEP_FORMATTING=1 MANWIDTH=80/,
+ qw/man/, $v or die "$!";
+ binmode I, ':utf8';