XtAddInput, XtAddTimeOut, XtAddWorkProc - register input, timeout, and workprocs

XtInputId XtAddInput(int source, XtPointer condition, XtInputCallbackProc proc, XtPointer client_data);

XtIntervalId XtAddTimeOut(unsigned long interval, XtInputCallbackProc proc, XtPointer client_data);

XtWorkProcId XtAddWorkProc(XtWorkProc proc, XtPointer client_data);

client_data Specifies the argument that is to be passed to the specified procedure when input is available

condition Specifies the mask that indicates a read, write, or exception condition or some operating system dependent condition.

proc Specifies the procedure that is to be called when input is available.

source Specifies the source file descriptor on a UNIX-based system or other operating system dependent device specification.

has been replaced by

has been replaced by

has been replaced by

XtAppAddInput(3Xt), XtAppAddTimeOut(3Xt), XtAppAddWorkProc(3Xt)