On Tue, Jun 27, 2017 at 12:38 PM, Liam R. Howlett <Liam.Howlett@xxxxxxxxxx> wrote: > That's not the case. _BIG_ENDIAN is defined but not to a value. I > believe _BYTE_ORDER is defined as 4321, but _BIG_ENDIAN is just defined. OK. Thanks. That sounds pretty much useless in the 21st century, where _BYTE_ORDER might want to be defined as 87654321 ;-)