On Wed, 31 Jul 1996 13:20:52 -0400 
 der Mouse <mouse@Collatz.McRCIM.McGill.EDU> wrote:

 > Use The Source, Luke.  See /usr/src/sbin/ifconfig/, especially the
 > printall() function in ifconfig.c.  Briefly, what you want is the
 > SIOCGIFCONF ioctl.

Well, an ifreq structure (pointed to by an ifconf, for example), won't 
tell you all of the information hidden withing an ifnet.  To get the 
if_data structure, you need to get the ifnet as a whole.

 -- save the ancient forests - http://www.bayarea.net/~thorpej/forest/ -- 
Jason R. Thorpe                                       thorpej@nas.nasa.gov
NASA Ames Research Center                               Home: 408.866.1912
NAS: M/S 258-6                                          Work: 415.604.0935
Moffett Field, CA 94035                                Pager: 415.428.6939