SCREEN_BLANKER_SIG
|| be_roster->IsRunning(SCREEN_BLANKER_SIG))
if (be_roster->Launch(SCREEN_BLANKER_SIG) == B_OK) {
&& strcasecmp(signature, SCREEN_BLANKER_SIG) == 0)
BApplication(SCREEN_BLANKER_SIG),
if (be_roster->Launch(SCREEN_BLANKER_SIG, &message,