XSynchronize(3X11)                   SysV                   XSynchronize(3X11)



NAME
     XSynchronize, XSetAfterFunction - enable or disable synchronization

SYNTAX
     int (*XSynchronize(display, onoff))()
           Display *display;
           Bool onoff;

     int (*XSetAfterFunction(display, procedure))()
           Display *display;
           int (*procedure)();

ARGUMENTS
     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.

DESCRIPTION
     The XSynchronize function returns the previous after function.  If onoff
     is True, XSynchronize turns on synchronous behavior.  If onoff is False,
     XSynchronize turns off synchronous behavior.

     The specified procedure is called with only a display pointer.
     XSetAfterFunction returns the previous after function.

SEE ALSO
     XSetErrorHandler(3X11)
     Xlib - C Language X Interface