#!./perl -w
BEGIN {
    chdir 't' if -d 't';
    require './test.pl';
    set_up_inc(qw(. ../lib));
    eval 'use Errno';
    die $@ if $@ and !is_miniperl();
}
plan(tests => 9);
ok( binmode(STDERR),            'STDERR made binary' );
SKIP: {
    skip('skip unix discipline without PerlIO layers', 1)
        unless find PerlIO::Layer 'perlio';
    ok( binmode(STDERR, ":unix"),   '  with unix discipline' );
}
ok( binmode(STDERR, ":raw"),    '  raw' );
ok( binmode(STDERR, ":crlf"),   '  and crlf' );
# If this one fails, we're in trouble.  So we just bail out.
ok( binmode(STDOUT),            'STDOUT made binary' )      || exit(1);
SKIP: {
    skip('skip unix discipline without PerlIO layers', 1)
        unless find PerlIO::Layer 'perlio';
    ok( binmode(STDOUT, ":unix"),   '  with unix discipline' );
}
ok( binmode(STDOUT, ":raw"),    '  raw' );
ok( binmode(STDOUT, ":crlf"),   '  and crlf' );
SKIP: {
    skip "no EBADF", 1 unless exists &Errno::EBADF;
    no warnings 'io', 'once';
    $! = 0;
    binmode(B);
    cmp_ok($!, '==', Errno::EBADF());
}