Syntax:  EXTRACT PACKAGE package_name_wild

  Extracts the definition of the specified package(s).

  LSE inserts the indicated definitions at the end of the current
  buffer in a form that lets them be executed with the EXECUTE BUFFER
  PLSE command.

  RELATED COMMANDS:

     DELETE PACKAGE              SET PACKAGE commands
     EXTRACT NEW PACKAGE         SHOW PACKAGE
     NEW PACKAGE