CURLINFO_REDIRECT_COUNT(3) on macOS

The text 825dc81fd199, as macOS 10.12.5, macOS 10.12.4, macOS 10.12.3, macOS 10.12.2, macOS 10.12.1, macOS 10.12 shipped it.

get the number of redirects

CURLINFO_REDIRECT_COUNT(3) on macOS now