build succeeded Log: https://github.com/cygwin/scallywag/actions/runs/14552392909
It remains the same file/patch as I enclosed above. Commit in playground (diff output vs. last in playground, not master): https://cygwin.com/cgit/cygwin-packages/iso-codes/commit/?h=playground&id=c517150effd33eb69fb433a330bbf72505a72c15