--- bluez-5.12.orig/tools/csr_usb.c 2013-09-16 10:36:07.000000000 +0200 +++ bluez-5.12/tools/csr_usb.c 2013-12-21 19:22:48.000000000 +0100 @@ -29,6 +29,7 @@ #include <errno.h> #include <ctype.h> #include <fcntl.h> +#include <limits.h> #include <unistd.h> #include <stdlib.h> #include <string.h>