These are needed when INT64_C and UINT64_C macros are either not available (not likely), or guarded by __STDC_LIMIT_MACROS in C++ compilations (which is the case in many old SDKs.)
These are needed when INT64_C and UINT64_C macros are either not available (not likely), or guarded by __STDC_LIMIT_MACROS in C++ compilations (which is the case in many old SDKs.)