[[!meta copyright="Copyright © 2011, 2012 Free Software Foundation, Inc."]] [[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable id="license" text="Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled [[GNU Free Documentation License|/fdl]]."]]"""]] [[!meta title="Mach on Top of POSIX"]] [[!tag open_issue_gnumach]] At the beginning of the 2000s, there was a *Mach on Top of POSIX* port started by John Edwin Tobey. Status unknown. Ask [[tschwinge]] for the source code. See also [[implementing_hurd_on_top_of_another_system]].