From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Mon,  5 Jul 1993 13:20:25 -0400
From: mike@majestix.cs.uoregon.edu mike@majestix.cs.uoregon.edu
Subject: sfio vs bio
Topicbox-Message-UUID: fc7a257a-eac7-11e9-9e20-41e7f4b1d025
Message-ID: <19930705172025.yoE9OX7MqjsBSP1OV-eRetgjH9Lbi3OwNgTDhRIfdD8@z>

>Sfio has more facilities, e.g. you can define error handlers for
>streams, and can make use of operating system facilities like memory
>mapped files.

Sfio is also 7000 (10000 if you count stdio compatibility) lines of
code, whereas bio is about 700.  Sfio is not 10 times faster or 10
times more useful.  You're comparing apples to kumquats.