Criteria for whether a work is copyrighted are a bit more nuanced and the word “header” doesn’t figure in it. A work needs to be original and have creativity el

Criteria for whether a work is copyrighted are a bit more nuanced and the word “header” doesn’t figure in it. A work needs to be original and have creativity element in it. Code in header files can - and very often does - meet that requirement. Some kind of code (whether in headers or elsewhere) can be unoriginal, but that really has nothing to do with “headers”. The parent actually explained it pretty well.