internal static extern void clang_disposeDiagnosticSet(CXDiagnosticSet handle);
internal static extern CXDiagnostic clang_getDiagnosticInSet(CXDiagnosticSet set, uint index);
internal static extern uint clang_getNumDiagnosticsInSet(CXDiagnosticSet handle);
internal static extern void clang_disposeDiagnosticSet(CXDiagnosticSet diags);
internal static extern CXDiagnostic clang_getDiagnosticInSet(CXDiagnosticSet diags, uint index);
internal static extern uint clang_getNumDiagnosticsInSet(CXDiagnosticSet diags);