swift

8a614dda - SE-0106: "macOS" instead of "OSX" in #available, @available, and #if (#3414)

SE-0106: "macOS" instead of "OSX" in #available, @available, and #if (#3414) Merge pull request #3395 from jrose-apple/osx-is-dead-long-live-macos (cherry picked from commit b9adb29a31919b01d17e129592056c5eaebbf745)