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.

psicc_sources = files(
  'psicc.c',
)

psicc_exe = executable(
  'psicc',
  psicc_sources,
  dependencies: [liblcms2_dep, common_dep],
  install: true,
)

psicc_man = files(
  'psicc.1',
)

install_man(psicc_man)