+#if !defined(__ENVIRONMENT_ASPEN_VERSION_MIN_REQUIRED__) || __ENVIRONMENT_ASPEN_VERSION_MIN_REQUIRED__ < 10200
+ struct nlist nl[2];
+ memset(nl, 0, sizeof(nl));
+ nl[0].n_un.n_name = (char *) "_useMDNSResponder";
+ nlist("/usr/lib/libc.dylib", nl);
+ if (nl[0].n_type != N_UNDF)
+ *(int *) nl[0].n_value = 0;
+#endif
+