open my $PIPE, '-|', "/usr/openv/netbackup/bin/admincmd/bpcatlist -client $client 2>&1" or die "Cannot open pipe from 'bpcatlist' $!";
while ( <$PIPE> ) {
    next unless /$client/;
    $lastValidBackupTime = ( split )[ 1 ];
    last;
    }
close $PIPE or warn $! ? "Error closing 'bpcatlist' pipe: $!"
                       : "Exit status $? from 'bpcatlist'";