HelenOS sources

event_callback    184 uspace/lib/cpp/include/__bits/io/ios.hpp             void register_callback(event_callback fn, int index);
event_callback    215 uspace/lib/cpp/include/__bits/io/ios.hpp             vector<pair<event_callback, int>> callbacks_;
event_callback    191 uspace/lib/cpp/src/ios.cpp     void ios_base::register_callback(event_callback fn, int index)
event_callback    317 uspace/lib/drv/generic/remote_audio_pcm.c     async_port_handler_t event_callback, void *arg)
event_callback    319 uspace/lib/drv/generic/remote_audio_pcm.c 	if (!event_callback)
event_callback    329 uspace/lib/drv/generic/remote_audio_pcm.c 		    event_callback, arg, &port);