Intervals, References and Callbacks
CALLBACK RESULT : CALLBACK RESULT Value
CALLBACK : REGISTER FUNCTION : {function name} : CALLBACK Callback Number,Number of Arguments REGISTER FUNCTION : GOSUB {Label} : CALLBACK Callback Number,Number of Arguments
DELETE CALLBACK : DELETE CALLBACK Callback number
DELETE INTERVAL : DELETE INTERVAL Interval number
DELETE REFERENCE : DELETE REFERENCE Reference number
INTERVAL : REGISTER FUNCTION : {function name} : INTERVAL Interval Number REGISTER FUNCTION : GOSUB {Label} : INTERVAL Interval Number
REFERENCE RESULT : REFERENCE RESULT Value
REFERENCE : REGISTER FUNCTION : {function name} : REFERENCE Reference Number REGISTER FUNCTION : GOSUB {Label} : REFERENCE Reference Number
REGISTER FUNCTION : REGISTER FUNCTION : {function name} : {Type of Registration} REGISTER FUNCTION : GOSUB {Label} : {Type of Registration}
SAFE FASTSYNC : SAFE FASTSYNC
SAFE START INTERVAL : SAFE START INTERVAL Interval Number,Sync Mode [,Delay,Repeats] SAFE START INTERVAL Interval Number
SAFE SYNC : SAFE SYNC
START INTERVAL : START INTERVAL Interval Number,Sync Mode [,Delay,Repeats] START INTERVAL Interval Number
STOP INTERVAL : STOP INTERVAL Interval Number

CALL REFERENCE : Return Value=CALL REFERENCE(Reference Number [,Args]) CALL REFERENCE Reference Number [,Args]
CALLBACK ARG COUNT : Return Integer=CALLBACK ARG COUNT()
CALLBACK ARG : Return Value=CALLBACK ARG(Index)
CALLBACK EXIST : Return Integer=CALLBACK EXIST(Callback number)
CALLBACK PTR : Return Integer=CALLBACK PTR(Callback Number)
INTERVAL EXIST : Return Integer=INTERVAL EXIST(Interval number)
INTERVAL RUNNING : Return Integer=INTERVAL RUNNING(Interval Number)
REFERENCE ARG COUNT : Return Integer=REFERENCE ARG COUNT()
REFERENCE ARG : Return Value=REFERENCE ARG(Index)
REFERENCE EXIST : Return Integer=REFERENCE EXIST(Reference number)
REFERENCE PTR : Return Integer=REFERENCE PTR(Reference Number)
REGISTER CALL : Return Integer=REGISTER CALL()