According to the POSIX definitions for mail(1) & mailx(1), the
(s)ave command should save to "mbox" if the filename is not specified
> Save the specified messages in the file named by the pathname
> file, or the mbox if the file argument is omitted
(newer spec)
This falls into the catagory of "bummer".
We will continue to break all applications that use %n, because we
haven't found a single use of %n is that is safe. and %n uses are
completely trivial to replace.
There are almost no %n left in the software ecosystem. If we are able
to make this
>Synopsis: cc claims ISO C99 support, but %n printf format specifier calls
>abort()
>Category:
>Environment:
System : OpenBSD 7.2
Details : OpenBSD 7.2 (GENERIC.MP) #2: Thu Nov 24 23:54:39 MST 2022
