Instead of accessing ss_family, cast sockaddr_storage to sockaddr and access sa_family.
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index b44e9b8..7fa8264 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -1894,6 +1894,7 @@
char *name;
struct hostent *h;
struct sockaddr_storage addr;
+ struct sockaddr *sa;
PyObject *ret;
#ifdef HAVE_GETHOSTBYNAME_R
struct hostent hp_allocated;
@@ -1931,7 +1932,10 @@
h = gethostbyname(name);
#endif /* HAVE_GETHOSTBYNAME_R */
Py_END_ALLOW_THREADS
- ret = gethost_common(h, (struct sockaddr *)&addr, sizeof(addr), addr.ss_family);
+ /* Some C libraries would require addr.__ss_family instead of addr.ss_family.
+ Therefore, we cast the sockaddr_storage into sockaddr to access sa_family. */
+ sa = (struct sockaddr*)&addr;
+ ret = gethost_common(h, (struct sockaddr *)&addr, sizeof(addr), sa->sa_family);
#ifdef USE_GETHOSTBYNAME_LOCK
PyThread_release_lock(gethostbyname_lock);
#endif