15#if defined(_WIN32) || defined(_MSC_VER) 
   17#elif defined(__APPLE__) && defined(__MACH__) 
   19  #include <mach/mach_time.h> 
   30    #if defined(_WIN32) || defined(_MSC_VER) 
   32    #elif defined(__APPLE__) && defined(__MACH__) 
 
struct af::timer timer
Internal timer object.
double timeit(void(*fn)())
static double stop(timer start)