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Linux Emulation in FreeBSD

docs.freebsd.org

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Re: Linux Emulation in FreeBSD

#3
Keep in mind that this is not EMULATION.

The Linux syscalls are just implemented into FreeBSD.

In 1998-1999 they literally used FreeBSD with Linux Abstraction Layer and run Linux apps on FreeBSD instead of using Linux natively because it was faster that way.

Relevant 'press release' here:

- https://www.freebsd.org/press/press-rel-1/