int64              77 3rdparty/libtiff/tiff.h typedef TIFF_INT64_T  int64;
int64             289 modules/hal/include/opencv2/hal/defs.h    typedef __int64 int64;
int64             294 modules/hal/include/opencv2/hal/defs.h    typedef int64_t int64;
int64             717 modules/hal/include/opencv2/hal/intrin_cpp.hpp typedef v_reg<int64, 2> v_int64x2;
int64             553 modules/imgcodecs/test/test_grfmt.cpp #define int64 int64_hack_