--- bluez-5.12.orig/tools/hciconfig.c	2013-10-15 15:41:07.000000000 +0200
+++ bluez-5.12/tools/hciconfig.c	2013-12-21 19:26:45.000000000 +0100
@@ -30,6 +30,7 @@
 #include <stdio.h>
 #include <errno.h>
 #include <ctype.h>
+#include <fcntl.h>
 #include <unistd.h>
 #include <stdlib.h>
 #include <string.h>