require VMS::Filespec if $Is_VMS;
$Debug = $ENV{PERL_MM_MANIFEST_DEBUG} || 0;
-$Verbose = 1;
+$Verbose = defined $ENV{PERL_MM_MANIFEST_VERBOSE} ?
+ $ENV{PERL_MM_MANIFEST_VERBOSE} : 1;
$Quiet = 0;
$MANIFEST = 'MANIFEST';
$DEFAULT_MSKIP = (splitpath($INC{"ExtUtils/Manifest.pm"}))[1]."$MANIFEST.SKIP";