On Mon, Feb 24, 2020 at 8:06 AM 積丹尼 Dan Jacobson <jidanni@jidanni.org> wrote:
> Because of non-standard formatting, the man page subjects are gone in apropos(1).
>
> $ apropos diff|grep ^diff
> diff (1)             - (unknown subject)
> diff (1posix)        - compare two files
> diff3 (1)            - (unknown subject)
> diffpp (1)           - pretty-print diff outputs with GNU enscript
> difftime (3)         - calculate time difference

Thank you for reporting that!
Pretty sure it's fixed via the attached: