Hi Ronald,
> In trying to implement wget's own support lib there was a requirement
> for an implementation of freading().
Here's glibc's description. https://manned.org/__freading.3
> It looks like some extra system flag would need to be set on every
> read, and negated on a write.
That may be needed anyway as a side effect of tracking a buffer's state,
e.g.
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;a=blob;f=newlib/libc/stdio/refill.c;h=87a715b848b0009624f3fc76d938ef49a35bc282;hb=HEAD#l33
--
Cheers, Ralph.
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