Changelog (v5.1.5...v5.1.6)
- bug #38166 work around disabled putenv() (SenTisso)
- bug #38116 Silence warnings on sapi_windows_cp_set() call (chalasr)
- bug #38114 guard $argv + $token against null, preventing unnecessary exceptions (bilogic)
- bug #38080 Make sure $maxAttempts is an int or null (derrabus)