XSynchronize(3X11) MIT X11R4 XSynchronize(3X11)Name
XSynchronize, XSetAfterFunction - enable or disable synchronization
int (*XSynchronize(display, onoff))()
int (*XSetAfterFunction(display, procedure))()
display Specifies the connection to the X server.
procedure Specifies the function to be called after an Xlib function that generates a protocol request completes its work.
onoff Specifies a Boolean value that indicates whether to enable or disable synchronization.
The function returns the previous after function. If onoff is turns on synchronous behavior. If onoff is turns off synchronous behavior.
The specified procedure is called with only a display pointer. returns the previous after function.
X Window System: The Complete Reference, Second Edition, Robert W. Scheifler and James Gettys
<h1>A short history of UNIX</h1>
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