Bug: https://bugs.gentoo.org/894448
--- a/netifaces.c
+++ b/netifaces.c
@@ -370,7 +370,7 @@ string_from_sockaddr (struct sockaddr *addr,
 
   failure = getnameinfo (gniaddr, gnilen,
                          buffer, buflen,
-                         NULL, 0,
+                         0, 0,
                          NI_NUMERICHOST);
 
   if (bigaddr) {
@@ -1805,7 +1805,7 @@ gateways (PyObject *self)
         sizeof(sanl_from),
         &iov,
         1,
-        NULL,
+        0,
         0,
         0
       };