NAME
       XtError, XtSetErrorHandler, XtSetWarningHandler, XtWarning - low-level
       error handlers
SYNTAX
       void XtError(String message);
       void XtSetErrorHandler(XtErrorHandler handler):
       void XtSetWarningHandler(XtErrorHandler handler);
       void XtWarning(String message);
ARGUMENTS
       message   Specifies the nonfatal error message that is to be reported.
       handler   Specifies the new fatal error procedure, which should not
                 return, or the nonfatal error procedure, which usually
                 returns.
       message   Specifies the message that is to be reported.
DESCRIPTION
       The XtError function has been superceded by XtAppError.
       The XtSetErrorHandler function has been superceded by
       XtAppSetErrorHandler.
       The XtSetWarningHandler function has been superceded by
       XtAppSetWarningHandler.
       The XtWarning function has been superceded by XtAppWarning.
SEE ALSO
       XtAppError(3Xt)
       X Toolkit Intrinsics - C Language Interface
       Xlib - C Language X Interface