Issue #15538: Fix compilation of the getnameinfo() / getaddrinfo() emulation code.
Patch by Philipp Hagemeister.
diff --git a/Modules/getnameinfo.c b/Modules/getnameinfo.c
index e9aeafb..f014c11 100644
--- a/Modules/getnameinfo.c
+++ b/Modules/getnameinfo.c
@@ -161,7 +161,7 @@
         break;
 #ifdef ENABLE_IPV6
     case AF_INET6:
-        pfx = ((struct sockaddr_in6 *)sa)->sin6_addr.s6_addr8[0];
+        pfx = ((struct sockaddr_in6 *)sa)->sin6_addr.s6_addr[0];
         if (pfx == 0 || pfx == 0xfe || pfx == 0xff)
             flags |= NI_NUMERICHOST;
         break;