Hi, I'm getting following error when compiling the latest git version with gcc (Ubuntu 4.3.3-5ubuntu4) 4.3.3. cc1: warnings being treated as errors sim.c: In function ‘sim_op_retrieve_cb’: sim.c:347: error: ignoring return value of ‘write’, declared with attribute warn_unused_result sim.c: In function ‘sim_op_info_cb’: sim.c:473: error: ignoring return value of ‘write’, declared with attribute warn_unused_result make[2]: *** [sim.o] Error 1 Regards, Marko