[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"

[iains at gcc dot gnu.org via Gcc-bugs]

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

--- Comment #210 from Iain Sandoe <iains at gcc dot gnu.org> ---
also please attach 

powerpc-apple-darwin9/libgcc/Makfile 

from your build directory.