use strict;
use warnings;
use IPC::Run3;

run3 [
    'gswin32c',
    '-q',
    '-sDEVICE=nullpage',
    '-'
    ],
    \ 'syntax error!',
    \ my $out,
    \ my $err,
    {
        binmode_stdin  => 1,
        binmode_stdout => 1,
    };
print "*** STDOUT ***\n$out\n";
print "*** STDERR ***\n$err\n";