[Bug other/61485] "Please use exactly Autoconf 2.64 instead of 2.69" due to hardcoded autoconf/autom4te

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61485

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Why would you do autoreconf?

The supported way of doing this is to put the exact versions in your PATH.