diff --git a/src/common/sckaddr.cpp b/src/common/sckaddr.cpp
index 0388132fb8..d73977556e 100644
--- a/src/common/sckaddr.cpp
+++ b/src/common/sckaddr.cpp
@@ -180,7 +180,11 @@ wxIMPLEMENT_DYNAMIC_CLASS(wxUNIXaddress, wxSockAddress);
 namespace
 {
 
-#if defined(HAVE_GETHOSTBYNAME)
+#if defined(HAVE_GETHOSTBYNAME) && \
+    !defined(HAVE_FUNC_GETHOSTBYNAME_R_6) && \
+    !defined(HAVE_FUNC_GETHOSTBYNAME_R_5) && \
+    !defined(HAVE_FUNC_GETHOSTBYNAME_R_3)
+
 hostent *deepCopyHostent(hostent *h,
                          const hostent *he,
                          char *buffer,