44   while ((ret = ((unsigned char) tolower (*s1)  in simple_strncasecmp()
45 		 - (unsigned char) tolower (*s2))) == 0  in simple_strncasecmp()
106       s2[i] = tolower (s1[i]);  in do_test()
118     s1[len - 1] = tolower (s2[len - 1]) + exp_result;  in do_test()
123   if (tolower (s1[len - 1]) - tolower (s2[len - 1]) != exp_result)  in do_test()
127           s1[len - 1] = tolower ('a');  in do_test()
128           s2[len - 1] = toupper (tolower ('a') - 1);  in do_test()
134           s1[len - 1] = tolower ('a');  in do_test()
135           s2[len - 1] = toupper (tolower ('a') + 1);  in do_test()
219 	  p1[i] = tolower (random () & 255);  in do_random_tests()
222 	      p1[i] = tolower (random () & 255);  in do_random_tests()
224 		p1[i] = tolower (1 + (random () & 127));  in do_random_tests()
242 	  if (tolower (p2[align2 + pos]) == p1[align1 + pos])  in do_random_tests()
245 	      if (tolower (p2[align2 + pos]) == p1[align1 + pos])  in do_random_tests()
250 	  if (p1[align1 + pos] < tolower (p2[align2 + pos]))  in do_random_tests()