guest uname:
DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026     root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64

compiler:
cc 8.3 [DragonFly] Release/2019-02-22
Copyright (C) 2018 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.


host-side sha256 of verbatim kernel copies:
bc09111d15f8ee0753188d37340a5998ad54ed768ff3cf4c38bc9d5b9e89c0e4  fixpt31_32.c
a6bdd0161067ab189afa0a9fdc4c647046cad6a10eae3b6b6337270e783a6385  include/fixed31_32.h
kernel originals:
bc09111d15f8ee0753188d37340a5998ad54ed768ff3cf4c38bc9d5b9e89c0e4  /home/maxx/dfbsd/dfbsd/sys/dev/drm/amd/display/dc/basics/fixpt31_32.c
a6bdd0161067ab189afa0a9fdc4c647046cad6a10eae3b6b6337270e783a6385  /home/maxx/dfbsd/dfbsd/sys/dev/drm/amd/display/include/fixed31_32.h