#define BUFSIZE (1024 * 1024)
-void error(char *fmt, ...)
+static void error(char *fmt, ...)
{
va_list ap;
exit(1);
}
-int compare_offsets(const void *a, const void *b)
+static int compare_offsets(const void *a, const void *b)
{
off_t *A = (off_t *)a;
off_t *B = (off_t *)b;