in reply to •Re: Re: Horrible "undef local $foo;" (was: Re: Signals and 'IGNORE')
in thread Signals and 'IGNORE'

To me:
# undef to restore SIGINT to normal behavior
undef local $SIG{INT};

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And 
# undef to restore SIGINT to normal behavior
local $SIG{INT};

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Read the same, the cake is in the comment that reminds whoever is looking at the code what is trying to be accomplished.

-Waswas

In Section Seekers of Perl Wisdom