Changes: http://mozilla.6506.n7.nabble.com/ANNOUNCE-NSPR-4-20-Release-td377043.html ABI: https://abi-laboratory.pro/tracker/timeline/nspr/
Changes: http://mozilla.6506.n7.nabble.com/ANNOUNCE-NSPR-4-18-Release-td372135.html ABI: https://abi-laboratory.pro/tracker/timeline/nspr/ MFH: 2018Q1