https://issues.dlang.org/show_bug.cgi?id=13996
--- Comment #8 from github-bugzi...@puremagic.com --- Commits pushed to master at https://github.com/D-Programming-Language/druntime https://github.com/D-Programming-Language/druntime/commit/0f389cb0aa5a8f5fd1a36dbdd338f1560d08ee73 Add declaration for _wsopen. It's needed for issue# 13996. https://github.com/D-Programming-Language/druntime/commit/af9cabcd48a4fef66213ad84e4eaf8959ce36306 Merge pull request #1154 from jmdavis/_wsopen Add declaration for _wsopen. It's needed for issue# 13996. --