SIGNALFD           61 plugin/ipc/connection.h         SIGNALFD = 0x32000,
SIGNALFD           65 plugin/ipc/connection.h           SIGNALFD | INOTIFY | POSIXMQ
SIGNALFD          140 plugin/ipc/event/eventconnection.h         :Connection(SIGNALFD),
SIGNALFD           49 plugin/ipc/event/eventconnlist.cpp     case Connection::SIGNALFD: