module 'signal' has no attribute 'SIGWINCH' on 2.4.2

[thylinner]

Describe the bug

(windows only?)
pip install 2.4.2 >>> locust -f start.py --master >>>
signal.signal(signal.SIGWINCH, resize_handler)
AttributeError: module 'signal' has no attribute 'SIGWINCH'
pip install 2.4.1 >>> locust -f start.py --master >>> ok

"On Windows, signal() can only be called with SIGABRT, SIGFPE, SIGILL, SIGINT, SIGSEGV, or SIGTERM. A ValueError will be raised in any other case." --- find in baidu

Environment

• OS:nt
• Python version:3.9.5
• Locust version: 2.4.2
• Locust command line that you ran: locust -f start.py --master
• Locust file contents (anonymized if necessary):