#!/usr/bin/perl
use strict;
use warnings;
use ExtUtils::Installed;

open my $oldout, ">&STDOUT" or die "Can't dup STDOUT: $!";
open STDOUT, '>', "foo.out" or die "Can't redirect STDOUT: $!";
print "test1\n";
my ($inst) = ExtUtils::Installed -> new ();
open STDOUT,">&",$oldout or die "Can't dup \$oldout: $!";
print "test2\n";

D:\Arbeit\perltest>perl test14.pl

It looks like you don't have a C compiler on your PATH, so you will not be
able to compile C or XS extension modules.  You can install GCC from the
MinGW package using the Perl Package Manager by running:

    ppm install MinGW

test2

test1