My linuxrc has PID 8, not 1. A 'ps -ax' looks like this:
1 ... (swapper)
2 ... (kflushd)
3 ... (kswapd)
4-7 ... (nfsiod)
8 ... /bin/sh note: last line in linuxrc is 'exec /bin/sh'
1x ... ps -ax
So even if you tell the kernel he should send a signal to process 1, you
can't catch this signal...
Gerd