Function clang_sys_linkage::clang_getCompletionFixIt

pub unsafe fn clang_getCompletionFixIt(
    results: *mut CXCodeCompleteResults, 
    completion_index: c_uint, 
    fixit_index: c_uint, 
    range: *mut CXSourceRange
) -> CXString

Only available on libclang 7.0 and later.