--- libs/locale/test/test_posix_tools.hpp.orig	2016-12-22 13:33:16.000000000 +0100
+++ libs/locale/test/test_posix_tools.hpp	2017-02-09 00:03:36.673103000 +0100
@@ -12,7 +12,7 @@
 #include <locale.h>
 #include <string>
 
-#if defined(__APPLE__) || defined(__FreeBSD__)
+#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__BSDSUniX__)
 #include <xlocale.h>
 #endif