What happened?

Recently I want to install pycurl, but i met a problem when I use pip install pycurl and it infomationed that 'Please specify --curl-dir'. But when I read setup.py I find out what you have written in this file that 'Windows users have to pass --curl-dir parameter', how I should do to pass that parameter? By using '#' where this parameter appear?

What is the PycURL version?

7.43.0.6(acturally most recent version of pycurl unless using whl to install

What is your Python version?

3.8.1

What is your operating system and its version?

Microsoft Windows 10 profrssional