PORT_0.1 {
  global :
#
    port_init_crash_handler;
    port_shutdown_crash_handler;
    port_crash_handler_*;
    port_set_breakpoint;
    port_clear_breakpoint;
    port_is_breakpoint_set;
    port_read_memory;
    port_write_memory;
    port_get_all_modules;
    port_dump_modules;
    port_clear_modules;
    port_find_module;
    port_init_unwind_context;
    port_clean_unwind_context;
    port_unwind_frame;
    port_init_shared_data;
#
  local : *;
};