Don't generate the probes.lo on macOS
The DTrace on macOS only needs header file and the dtrace command doesn't have the -G option. Skip generating the object file on macOS, so the build doesn't fail.
Closes #4275 (closed)
The DTrace on macOS only needs header file and the dtrace command doesn't have the -G option. Skip generating the object file on macOS, so the build doesn't fail.
Closes #4275 (closed)