Function clang_getFileContents
unsafe fn clang_getFileContents(tu: CXTranslationUnit, file: CXFile, size: *mut size_t) -> *const c_charOnly available on libclang 6.0 and later.
clang_getFileContentsunsafe fn clang_getFileContents(tu: CXTranslationUnit, file: CXFile, size: *mut size_t) -> *const c_charOnly available on libclang 6.0 and later.