> not using anything that contain at least single line of closed/proprietary code It's not just that. The existence of source code doesn't mean the binaries ar

> not using anything that contain at least single line of closed/proprietary code It's not just that. The existence of source code doesn't mean the binaries are uninfected. You'd have to actually build it yourself from source. And even then, unless you've audited the source, you're still not sure. Of course, you'd have to build that compiler from source (that you've audited) using...? And all that on an OS with libc, libdl etc that you've built yourself.