Because it's not the shell. It's the kernel, really. (I think this has been on PM recently...ah, here we are).

I suggested (and outlined) a patch for the kernel above. There might be a more clever way of doing it with a loadable kernel module to avoid rebuilding your kernel, but that would probably be quite a bit more work (but allow you to use your vendor kernel).

In reply to Re^2: (OT) Fixing Line Endings - patch the shell by jbert
in thread (OT) Fixing Line Endings by Ovid

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