ref: a07a2025dab770421992362d8f4e4acbbf776fa8
dir: /sys/src/cmd/auth/wrkey.c/
#include <u.h>
#include <libc.h>
#include <authsrv.h>
void
main(void)
{
Nvrsafe safe;
if(readnvram(&safe, NVwrite) < 0)
sysfatal("error writing nvram: %r");
exits(0);
}