mount_mfs(8) on FreeBSD
The text 7391753732e5, as FreeBSD 14.5-RELEASE, FreeBSD 14.4-RELEASE, FreeBSD 14.3-RELEASE, FreeBSD 14.2-RELEASE, FreeBSD 14.1-RELEASE shipped it.
configure and mount an in-memory file system using the md(4) driver or the tmpfs(5) filesystem
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