[fix] ifdef includes around stndup

src/expand.c

@@ -15,6 +15,14 @@
 #include "token_types.h"
 #include "transliterate.h"
 
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#ifndef HAVE_STRNDUP
+#include "strndup.h"
+#endif
+
 
 #define DEFAULT_KEY_LEN 32
 

src/numex.c

@@ -5,6 +5,15 @@
 
 #include "log/log.h"
 
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#ifndef HAVE_STRNDUP
+#include "strndup.h"
+#endif
+
+
 #define NUMEX_TABLE_SIGNATURE 0xBBBBBBBB
 
 #define NUMEX_SETUP_ERROR "numex module not setup, call libpostal_setup() or numex_module_setup()\n"