Old versions of Expect.pm (e.g., 1.07) lack the log_user function.
Patch by Bob Proulx.
# Some older versions of Expect.pm (e.g. 1.07) lack the log_user method,
# so check for that, too.
-eval { require Expect; my $exp = new Expect; $exp->log_user(0) };
-$@ and (warn "$ME: this script requires Perl's Expect package\n"), exit 77;
+eval { require Expect; Expect->require_version('1.11') };
+$@ and (warn "$ME: this script requires Perl's Expect package >=1.11\n"),
+ exit 77;
{
my $fail = 0;