On Tue, 17 Jun 2025, Corinna Vinschen wrote: > Actually Cygwin doesn't use the PTHREAD macros at all outside C++ code.
libc/msgcat.c... Also I didn't check newlib, but I don't know if that counts (defines __INSIDE_CYGWIN__) or not. The only usages that seemed to trigger the "relocation truncated to fit" error were == comparisons in thread.cc
