[Bug target/92646] Compilation fails on armv7l with sys/cdefs.h: No such file or directory

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92646

--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Looks like multi-arch is not being auto-detected correctly.

Try adding --enable-multiarch .