--- net/socket/socket_test_util.h
+++ net/socket/socket_test_util.h
@@ -280,7 +280,7 @@ class MockClientSocket : public net::SSLClientSocket {
   virtual bool SetReceiveBufferSize(int32 size) { return true; };
   virtual bool SetSendBufferSize(int32 size) { return true; };
 
-#if defined(OS_LINUX)
+#if defined(OS_NIX)
   virtual int GetPeerName(struct sockaddr *name, socklen_t *namelen);
 #endif
 
diff --git net/socket/socks5_client_socket.cc net/socket/socks5_client_socket.cc
index ef3e9d0..d64ca88 100644