VM Service Function Interfaces
oldmode
=
vmlSetMode
(
mode
);mode
=
vmlGetMode
(
void
);olderr
=
vmlSetErrStatus
(
err
);err
=
vmlGetErrStatus
(
void
);olderr
=
vmlClearErrStatus
(
void
);oldcallback
=
vmlSetErrorCallBack
(
callback
);callback
=
vmlGetErrorCallBack
(
void
);oldcallback
=
vmlClearErrorCallBack
(
void
);Note that
oldmode
,
olderr
, and
oldcallback
refer to settings prior to the call.