/* binarysearch() - A binary search implementation which takes the same

* arguments as the C library function bsearch() provided by stdlib.h. It

* searches the sorted array at address base, which has nmemb elements, each of

* which is size bytes long. compar is a pointer to a comparison function.

* The function compares two array elements, and returns a negative, zero, or

* positive integer depending on whether the first array element is less than,

* equal to, or greater than the second.

*/-/* binarysearch() - A binary search implementation which takes the same

* arguments as the C library function bsearch() provided by stdlib.h.　It

* searches the sorted array at address base, which has nmemb elements, each of

* which is size bytes long.　compar is a pointer to a comparison function.

* The function compares two array elements, and returns a negative, zero, or

* positive integer depending on whether the first array element is less than,

* equal to, or greater than the second.

*/