7 #include "data_block.hh"
10 *\brief Class for block type (6).
15 friend tape_block * tape_block::gen_from_fd(int,void(*)(void*),
16 void(*)(void*),void*);
18 data_block_6(data_block&);
21 vector<string> get_description();
22 vector<string> get_exported_symbols();