aclocal-1.16(1) on Linux
The text 05ffd5d79c02, as Debian 10 (Buster) shipped it.
manual page for aclocal 1.16.1
Flags it lists
-
--automake-acdir -
--diff -
--dry-run -
--force -
--help -
--install -
--output -
--print-ac-dir -
--system-acdir -
--verbose -
--version -
--warnings -
-I -
-W