[Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h"

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123976

--- Comment #85 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Right, stop posting email sigs to bugzilla comments, that isn't useful.
Duplicate comments like comment 50 and comment 51 and comment 52 won't help
either (also comment 12 and comment 13).