RTM_CHGADDR
[RTM_CHGADDR] = "RTM_CHGADDR: address being changed on iface",
case RTM_CHGADDR:
case RTM_CHGADDR:
case RTM_CHGADDR:
#define RTM_XCHGADDR RTM_CHGADDR
case cmdpass(RTM_CHGADDR, 1):
case RTM_CHGADDR: