[libvirt] Entering freeze and release of cadidate release 1 of 1.2.10

[Conrad Meyer]

Hi all,

The recent commit with SHA1 cc0e8c244d080f56392278e836cc378ba848e7aa,
"util: Functions to update host network device's multicast filter,"
breaks the build on FreeBSD, so please address this before 1.2.10
release.

Here is the output from Clang:

  CC       util/libvirt_util_la-virnetdev.lo
util/virnetdev.c:1995:9: error: no member named 'ifr_hwaddr' in 'struct ifreq'
    ifr.ifr_hwaddr.sa_family = AF_UNSPEC;
    ~~~ ^
util/virnetdev.c:1996:52: error: no member named 'ifr_hwaddr' in 'struct ifreq'
    virMacAddrGetRaw(macaddr, (unsigned char *)ifr.ifr_hwaddr.sa_data);
                                               ~~~ ^
util/virnetdev.c:2043:9: error: no member named 'ifr_hwaddr' in 'struct ifreq'
    ifr.ifr_hwaddr.sa_family = AF_UNSPEC;
    ~~~ ^
util/virnetdev.c:2044:52: error: no member named 'ifr_hwaddr' in 'struct ifreq'
    virMacAddrGetRaw(macaddr, (unsigned char *)ifr.ifr_hwaddr.sa_data);
                                               ~~~ ^
4 errors generated.

Thanks,
Conrad