1 files changed, 0 insertions, 4 deletions
diff --git a/perl-install/network/isdn.pm b/perl-install/network/isdn.pm
index b460eb764..3e99ddef0 100644
--- a/perl-install/network/isdn.pm
+++ b/perl-install/network/isdn.pm
@@ -8,14 +8,10 @@ use modules;
 use run_program;
 use log;
 use network::tools;
-use vars qw(@ISA @EXPORT);
 use MDK::Common::Globals "network", qw($in);
 use MDK::Common::File;
 
 
-@ISA = qw(Exporter);
-
-
 sub write_config {
     my ($isdn, $netc) = @_;
     $in->do_pkgs->install('isdn4net', if_($isdn->{speed} =~ /128/, 'ibod'), 'isdn4k-utils');