+extern mi_cmd_argv_ftype mi_cmd_trace_define_variable;
+extern mi_cmd_argv_ftype mi_cmd_trace_find;
+extern mi_cmd_argv_ftype mi_cmd_trace_frame_collected;
+extern mi_cmd_argv_ftype mi_cmd_trace_list_variables;
+extern mi_cmd_argv_ftype mi_cmd_trace_save;
+extern mi_cmd_argv_ftype mi_cmd_trace_start;
+extern mi_cmd_argv_ftype mi_cmd_trace_status;
+extern mi_cmd_argv_ftype mi_cmd_trace_stop;