diff --git a/src/sa/ntop.c b/src/sa/ntop.c
index ebb027a..381cd60 100644
--- a/src/sa/ntop.c
+++ b/src/sa/ntop.c
@@ -3,6 +3,10 @@
  *
  * Copyright (C) 2010 Creytiv.com
  */
+
+#define _BSD_SOURCE 1
+#define _DEFAULT_SOURCE 1
+
 #ifdef HAVE_INET_NTOP
 #ifdef WIN32
 #ifdef _MSC_VER
diff --git a/src/sa/pton.c b/src/sa/pton.c
index 1779782..a9b7ae5 100644
--- a/src/sa/pton.c
+++ b/src/sa/pton.c
@@ -3,12 +3,14 @@
  *
  * Copyright (C) 2010 Creytiv.com
  */
+
+#define _BSD_SOURCE 1
+#define _DEFAULT_SOURCE 1
+
 #ifdef HAVE_INET_PTON
 #ifdef WIN32
 #include <windows.h>
 #else
-#define _BSD_SOURCE 1    /**< Use BSD code */
-#define _DEFAULT_SOURCE 1
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <arpa/inet.h>