device_find_child — search for a child of a device

       This manual page was written by Doug Rabson.

Debian                                          February 8, 2005                            DEVICE_FIND_CHILD(9)

       This  function  looks  for  a specific child of dev with the given classname and unit.  If unit is -1, it
       returns the first child of dev with a matching classname (that is, the one with the lowest unit).

       device_find_child — search for a child of a device

       If it exists, the child device is returned, otherwise NULL.

device_add_child(9)

#include<sys/param.h>#include<sys/bus.h>device_tdevice_find_child(device_tdev, constchar*classname, intunit);