\brief Find #import/#include directives in a specific file.
\param TU translation unit containing the file to query.
\param file to search for #import/#include directives.
\param visitor callback that will receive pairs of CXCursor/CXSourceRange for each directive found.
\returns one of the CXResult enumerators.
See Implementation
\brief Find #import/#include directives in a specific file.
\param TU translation unit containing the file to query.
\param file to search for #import/#include directives.
\param visitor callback that will receive pairs of CXCursor/CXSourceRange for each directive found.
\returns one of the CXResult enumerators.