Hi Anderson, > Using this macro in configure.ac enables certain extensions that BlueZ > currently depends on. The macro is recommended instead of defining > _GNU_SOURCE on each C file. what is the advantage of this. I am actually fine with using _GNU_SOURCE in the C files. It is according to the man pages. Regards Marcel -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html