IFACE_PERMANENT interface flag in enumeration.

src/netlink.c

@@ -265,6 +265,9 @@ int iface_enumerate(int family, void *parm, int (*callback)())
 		    
 		    if (ifa->ifa_flags & IFA_F_DEPRECATED)
 		      flags |= IFACE_DEPRECATED;
+
+		    if (ifa->ifa_flags & IFA_F_PERMANENT)
+		      flags |= IFACE_PERMANENT;
 		    
 		    if (addrp && callback_ok)
 		      if (!((*callback)(addrp, (int)(ifa->ifa_prefixlen), (int)(ifa->ifa_scope),