my @lines;
open I, '-|', qw/env -i/, "PATH=$ENV{PATH}",
- qw/TERM=vt100 LANG=en_US.utf8 LC_ALL=en_US.utf8/,
+ 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';