hush: make ^C work again, ^Z probably isn't working

function                                             old     new   delta
file_get                                             219     254     +35
check_and_run_traps                                  122     133     +11
run_list                                            2001    2010      +9
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(add/remove: 0/0 grow/shrink: 3/0 up/down: 55/0)               Total: 55 bytes

1 file changed