printf(" (optionnaly, you can set LTT_DAEMON\n");
printf(" and the LTT_FACILITIES env. vars.)\n");
printf("-t Trace root path. (ex. /root/traces/example_trace)\n");
printf(" (optionnaly, you can set LTT_DAEMON\n");
printf(" and the LTT_FACILITIES env. vars.)\n");
printf("-t Trace root path. (ex. /root/traces/example_trace)\n");