add missing function ( and no titi, perl_checker didn't notice this one, but pterjan checker did )

1 files changed, 1 insertions, 0 deletions

diff --git a/emi b/emi
index 4aafffc..43ae751 100755
--- a/emi
+++ b/emi
@@ -36,6 +36,7 @@ use Iurt::File qw(check_upload_tree);
 use Iurt::Util qw(plog_init plog);
 use Data::Dumper;
 use MDK::Common qw(cat_);
+use MDK::Common::DataStructure qw(difference2);
 
 my %run;
 my $program_name = 'emi';