format/slave.c: In function 'eb_device_slave':
format/slave.c:165:7: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
       tag = be32toh(*(uint32_t*)&buffer[4]);

transport/dev.c: In function 'eb_dev_send':
transport/dev.c:185:3: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
   write(link->fdes, buf, len);

ebm: Complete rework of EBM. Replaced out error prone flow control logic. High time I got round to this

... this is actually not really a bug, but I can see why valgrind
complains, so let's keep it happy.