This is a really old non-posted mail I found in my drafts folder :
I can't remember the exact command from the time but on my BBC Computer we have a bunch a function keysthat's because they're not standard. you can use them if you map them with /dev/kbmap.
echo 'some shell command' > /env/f11 and then pressing f11 would be like `{cat /env/f11} > /dev/cons I'd like that now I think :)