Function cmp

test/core/test_bsearch.c:11–13

#include <stdio.h>

int cmp(const void* key, const void* member) {
  return *(int*)key - *(int*)member;
}

void printResult(int* needle, int* haystack, unsigned int len) {
  void* result = bsearch(needle, haystack, len, sizeof(unsigned int), cmp);