+ #
+ # Set the attributes and permissions. The standard zip file
+ # header cannot handle dates prior to 1/1/1980, or 315561600
+ # unix seconds, so we round up the mtime.
+ #
+ my $mtime = $hdr->{mtime};
+ $mtime = 315561600 if ( $mtime < 315561600 );
+ $zipmember->setLastModFileDateTimeFromUnix($mtime);