a2464ee127
This helper binary will run a given command on every on console, as defined by /etc/ttys (except for ttyv*, where only ttyv0 will be used). If one of the command processes exits, the rest will be killed. This will be used by a future change to start the installer on multiple consoles. Reviewed by: brooks, imp, gjb Differential Revision: https://reviews.freebsd.org/D36804