fix for bug 55713 innochecksum is NOT built with large file support enabled

extra/innochecksum.c

@@ -25,12 +25,7 @@
   Published with a permission.
 */
 
-/* needed to have access to 64 bit file functions */
-#define _LARGEFILE_SOURCE
-#define _LARGEFILE64_SOURCE
-
-#define _XOPEN_SOURCE 500 /* needed to include getopt.h on some platforms. */
-
+#include <my_global.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>