> Log Message: > Memory File System support appeared in 4.4BSD, implemented as an extension to > newfs(8). So while newfs may have appeared in 4.2BSD, MFS support was later. > https://svnweb.freebsd.org/csrg/sbin/newfs/Makefile?r1=39047&r2=39051 > Adjust HISTORY. > Bump date.
wouldn't "09/06/89" put it in 4.3RENO ? from bsd-family-tree: 4.3BSD Reno 1990-06-29 [QCU], [DOC] .mrg.