Re: Alarm signal and recv system call

Kostirya <[email protected]> Fri, 16 Nov 2018 10:12:27 +0200
Newsgroups gmane.comp.lang.ml.mlton.user
Message-ID <CAG+QnTciQvV1NdaHOJsQDd=Fj5NkYMMF1qs1ErPqWwjiqAdVnQ@mail.gmail.com>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==