def main(builtinParameters = {}):
# Use processes by default on Unix platforms.
isWindows = platform.system() == 'Windows'
- useProcessesIsDefault = (not isWindows) and platform.system() != 'OpenBSD'
+ # multiprocessing is broken on various BSD Python versions: http://bugs.python.org/issue3770
+ useProcessesIsDefault = (not isWindows) and ('BSD' not in platform.system())
global options
from optparse import OptionParser, OptionGroup