--- ./net/dns/host_resolver_impl.cc.orig
+++ ./net/dns/host_resolver_impl.cc
@@ -1881,8 +1881,7 @@
 #endif
   NetworkChangeNotifier::AddIPAddressObserver(this);
   NetworkChangeNotifier::AddDNSObserver(this);
-#if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_OPENBSD) && \
-    !defined(OS_ANDROID)
+#if defined(__GLIBC__)  
   EnsureDnsReloaderInit();
 #endif
 
--- ./net/dns/host_resolver_proc.cc.orig
+++ ./net/dns/host_resolver_proc.cc
@@ -193,8 +193,7 @@
   // Restrict result set to only this socket type to avoid duplicates.
   hints.ai_socktype = SOCK_STREAM;
 
-#if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_OPENBSD) && \
-    !defined(OS_ANDROID)
+#if defined(__GLIBC__)  
   DnsReloaderMaybeReload();
 #endif
   int err = getaddrinfo(host.c_str(), NULL, &hints, &ai);
--- net/base/dns_reloader.cc.orig	2015-12-04 10:26:16.536715844 +0100
+++ net/base/dns_reloader.cc	2015-12-04 10:37:09.473510098 +0100
@@ -4,8 +4,7 @@
 
 #include "net/base/dns_reloader.h"
 
-#if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_OPENBSD) && \
-    !defined(OS_ANDROID) && !defined(_GNU_SOURCE)
+#if defined(__GLIBC__)
 
 #include <resolv.h>