diff -wpruN --no-dereference '--exclude=*.orig' a~/Lib/ctypes/util.py a/Lib/ctypes/util.py --- a~/Lib/ctypes/util.py 1970-01-01 00:00:00 +++ a/Lib/ctypes/util.py 1970-01-01 00:00:00 @@ -168,7 +168,7 @@ elif os.name == "posix": return None try: - proc = subprocess.Popen(("/usr/ccs/bin/dump", "-Lpv", f), + proc = subprocess.Popen(("/usr/bin/dump", "-Lpv", f), stdout=subprocess.PIPE, stderr=subprocess.DEVNULL) except OSError: # E.g. command not found