mlnlffigen(1) on Linux
The text 179c31c44f69, as Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch) shipped it.
glue-code generator for use with the new "NLFFI" foreign function interface for Standard ML and MLton