This function returns the class (color behavior) of @var{device}. This
is a symbol whose name is one of the device classes mentioned above.
@end defun
@defun valid-device-type-p device-type
This function returns whether @var{device-type} (which should be a symbol)
This function returns the class (color behavior) of @var{device}. This
is a symbol whose name is one of the device classes mentioned above.
@end defun
@defun valid-device-type-p device-type
This function returns whether @var{device-type} (which should be a symbol)