engiGetAttrOptional

//
//   Strong typing definition
//
int_t                       engiGetAttrOptional(
                                    const SdaiAttr          attribute
                                );


//
//   Weak typing definition
//
int_t   __declspec(dllexport) __stdcall   engiGetAttrOptional(
                                                                                    const void              * attribute
                                                                                );