Allow to build with the PyPI package "clang" instead of "libclang". 1. It seems to be maintained. 2. In the FreeBSD base system there is no pre-built libclang.so. If you need this library you have to install llvm from ports additionally. 2. On FreeBSD there is no pre-built wheel "libclang" with a packaged libclang.so.

name: Feature Request
description: File a feature request
body:
  - type: textarea
    attributes:
      label: Your Feature Request
      description: Please look first at the [open issues labeled as 'feature request'](https://github.com/tesseract-ocr/tesseract/labels/feature%20request).