In some email I received from Toni L. Harbaugh-Blackford, sie wrote: > > On Sat, 3 Aug 2002, Darren Reed wrote: > > > > int (*if_output)(struct ifnet *, struct mbuf *, > > > struct sockaddr *, struct rtentry *, caddr_t); > > > > > > The ipfilter code assumes that this function will have only the first 4 > > > arguments. > > > > > > Has anyone successfully built IP filter on Tru64 5.1A, and if so what > > > does the if_output element in your /usr/include/net/if.h file look like? > > > > My approach to solving this will be to just add a 5th arg - NULL - to > > these calls when compiled for 5.1A or later. > > > > I thought of doing this, but was concerned because I can't find any > documentation on what the 5th argument really is. Do you know what > what this caddr_t value is?
No, but my guess is an IPSec or IPv6 thing, so setting it to NULL should be fine and backward compatible :_). Darren
