Brute force string searching

#include 
int bfFind(int n, char *txt, int m, char *pat)
{
  int i, j, k, lim;
  int nmatch = 0;
  lim = n - m + 1;
  i = 0;
  while (i < lim) {
     k = i;
     for (j = 0; j < m && txt[k] == pat[j]; j++)
  k++;
     if (j == m) {
  nmatch++;
  printf("%d \n", i);
  i += m;
     }
     else
  i++;
  }
  return(nmatch);
}
/* End of File */