script_id         375 core/ptp.c       msg->script_id = script_run_id;
script_id         389 core/ptp.c         if(!msg->script_id || msg->script_id == script_run_id) {
script_id         827 core/ptp.c             ptp.param3 = msg->script_id;
script_id         879 core/ptp.c           msg->script_id = param2;
script_id          48 core/ptp_chdk.h     unsigned script_id; // id of script message is to/from