Re: nmap r26521 fails to build on OSX 10.7

[David Fifield <david () bamsoftware com>]

On Thu, Sep 15, 2011 at 12:55:45AM +0200, Dominic White wrote:
> Had two strange build errors, and wanted to know if I'm doing something boneheaded.
>
> Second, was that libdnet-stripped/src/intf.c was using SIOCGIFINDEX which is unsupported on OSX. A brief look showed 
> that if_nametoindex() was used later on, and so a kludgy wrapping of the breaking code in linux tests got that 
> compiling:
> + #ifdef __linux__
>     /* Get interface index. */
>     if (ioctl(intf->fd, SIOCGIFINDEX, &ifr) < 0)
>         return (-1);
>     entry->intf_index = ifr.ifr_ifindex;
> + #endif

I think this is fixed now. I'm not sure about your patch; we set the
index for a reason, having to do with scoped local IP addresses like
fe80::1%eth0. But I couldn't find an example where it failed.

David Fifield
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