Global symbol "$rsc" requires explicit package name at ./laden2.pl line 5.
Global symbol "$rsc" requires explicit package name at ./laden2.pl line 10.
Global symbol "$rsc" requires explicit package name at ./laden2.pl line 11.
Global symbol "$rsc" requires explicit package name at ./laden2.pl line 11.
Execution of ./laden2.pl aborted due to compilation errors.