[Bug target/107998] [13 Regression] gcc-13-20221204 failure to build on Cygwin No dirname for option: m32

[mckelvey at maskull dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107998

--- Comment #8 from James McKelvey <mckelvey at maskull dot com> ---
Okay I backed out the fix to t-cygwin-w64 and tried to build again with
--disable-multilib and stil got the "no dirname" error. So that fix is
definitely needed.