NUM_ELEMENTS
#define NUM_ELEMENTS(array) (sizeof(array) / sizeof(*array))
#define NUM_ELEMENTS(array) (sizeof(array) / sizeof(*array))
#define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
#define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
#define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
#define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
#define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
#define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))