Index: main.c
--- main.c.orig	2016-09-04 19:18:17.000000000 +0200
+++ main.c	2017-11-08 18:01:48.078470000 +0100
@@ -9,6 +9,10 @@
 
 #include "ytree.h"
 
+#if defined(__FreeBSD__)
+#include <locale.h>
+#endif
+
 
 
 static char buffer[PATH_LENGTH+1];
Index: ytree.h
--- ytree.h.orig	2016-09-04 19:18:17.000000000 +0200
+++ ytree.h	2017-11-08 18:02:27.194778000 +0100
@@ -34,11 +34,11 @@
 #else
 #ifdef __FreeBSD__
 #ifndef HAVE_CURSES
-#include <ncurses.h>
+#include "ncurses.h"
 #endif
 #else
 #ifndef HAVE_CURSES
-#include <curses.h>
+#include "curses.h"
 #endif
 #endif /* __FreeBSD__ */
 #endif /* ultrix */