119 	char *result;  in strchr_selftest()  local
123 		result = strchr(test_string, test_string[i]);  in strchr_selftest()
124 		if (result - test_string != i)  in strchr_selftest()
128 	result = strchr(empty_string, '\0');  in strchr_selftest()
129 	if (result != empty_string)  in strchr_selftest()
132 	result = strchr(empty_string, 'a');  in strchr_selftest()
133 	if (result)  in strchr_selftest()
136 	result = strchr(test_string, 'z');  in strchr_selftest()
137 	if (result)  in strchr_selftest()
147 	char *result;  in strnchr_selftest()  local
152 			result = strnchr(test_string, j, test_string[i]);  in strnchr_selftest()
154 				if (!result)  in strnchr_selftest()
158 			if (result - test_string != i)  in strnchr_selftest()
163 	result = strnchr(empty_string, 0, '\0');  in strnchr_selftest()
164 	if (result)  in strnchr_selftest()
167 	result = strnchr(empty_string, 1, '\0');  in strnchr_selftest()
168 	if (result != empty_string)  in strnchr_selftest()
171 	result = strnchr(empty_string, 1, 'a');  in strnchr_selftest()
172 	if (result)  in strnchr_selftest()
175 	result = strnchr(NULL, 0, '\0');  in strnchr_selftest()
176 	if (result)  in strnchr_selftest()