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Man Pages


Manual Reference Pages  -  DEVCLASS_GET_MAXUNIT (9)

NAME

devclass_get_maxunit - find the maximum unit number in the class

CONTENTS

Synopsis
Description
Return Values
Errors
See Also
Authors
Bugs

SYNOPSIS


.In sys/param.h
.In sys/bus.h int devclass_get_maxunit devclass_t dc

DESCRIPTION

Returns the next unit number to be allocated to device instances in the devclass. This is one greater than the highest currently allocated unit.

RETURN VALUES

The devclass_get_maxunit function returns -1 if dc is NULL, otherwise it returns the next unit number in dc’s devclass.

ERRORS

None.

SEE ALSO

devclass(9), device(9)

AUTHORS

This manual page was written by
.An Doug Rabson .

BUGS

The name is confusing since it is one greater than the maximum unit.
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