Job completion is on stderr EOF, not stdout
Use ABC_SL() on string literals before merging them
Use ABACLADE_SYM instead of ABACLADE_TESTING_SYM for abc::perf::stopwatch
Add initial Abamake platorm support for FreeBSD
Change comment into brief attribute for the <abamk> element
Change <abamk*> elements into <abamake*>
Change abamake.job.Runner.running_jobs_max into getter/setter pair
Generalize Clang version detection to include “clang”, “FreeBSD clang” and “Apple LLVM”
Rename ABC_HOST_API_* to ABC_TARGET_API_*

They’re not about the host, but about the target.
Remove unnecessary #include
Initial support for compiling under *BSD
ENODATA is not defined under FreeBSD