Here are the data structures with brief descriptions:

Capi_eventinfo
Capi_functs
Cbsm_event
Cclsynccbqueue
Cclsyncproc
Cclsyncsock
Cclsyncthread
Cctx
Cdosync_arg
Cdoubleentry
Cevent
Ceventinfo
Cfileinfo
Cfilemondata
Cindexes
Ckeyvalue_copy_arg
Ckqueue_data
Cmondata
Cmonobj
Cmyentry
Cnotifyenginefuncts
Cpushdoubleentry_arg
Cpushentry_arg
Cqueueinfo
Crecognize_event_return
Crule
Csighandler_arg
Csockcmd
Csockcmd_dat_ack
Csockcmd_dat_dump
Csockcmd_dat_eexist
Csockcmd_dat_eperm
Csockcmd_dat_info
Csockcmd_dat_invalidcmd
Csockcmd_dat_negotiation
Csockcmd_dat_set
Csockcmd_dat_version
Csocket_sockthreaddata
Csync_dump_arg
Csynchandler_args
Cthread_callbackfunct_arg
Cthreadinfo
Cthreadsinfo
Ctrylocked_arg