4 ms·Yeah it can but in practice systems have a canonical model in their official headers.by dataflow 5y agoYeah it can but in practice systems have a canonical model in their official headers.gpderetta 5y agoAnd yet msvc and gcc disagree on sizeof(long) on AMD64. Edit: but of course you meant OS with system, not hardware architecture :)dataflow 5y agoMSVC on... Linux AMD64?gpderetta 5y ago:) to be fair I did note my misunderstanding in my edit.