shithub: riscv

ref: 9b2d3ed37a9d58d8ea4692858b47a9f1b03d7e65
dir: /rc/bin/hold/

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#!/bin/rc
{
	echo holdon >[1=3]
	cat $1 > /dev/cons
	cat /dev/cons > $1
} >[3]/dev/consctl