37 int strncasecmp(const char *s1, const char *s2, size_t len)  in strncasecmp()  argument
47 		c2 = *s2++;  in strncasecmp()
63 int strcasecmp(const char *s1, const char *s2)  in strcasecmp()  argument
69 		c2 = tolower(*s2++);  in strcasecmp()
527 bool sysfs_streq(const char *s1, const char *s2)  in sysfs_streq()  argument
529 	while (*s1 && *s1 == *s2) {  in sysfs_streq()
531 		s2++;  in sysfs_streq()
534 	if (*s1 == *s2)  in sysfs_streq()
536 	if (!*s1 && *s2 == '\n' && !s2[1])  in sysfs_streq()
538 	if (*s1 == '\n' && !s1[1] && !*s2)  in sysfs_streq()
720 char *strstr(const char *s1, const char *s2)  in strstr()  argument
724 	l2 = strlen(s2);  in strstr()
730 		if (!memcmp(s1, s2, l2))  in strstr()
746 char *strnstr(const char *s1, const char *s2, size_t len)  in strnstr()  argument
750 	l2 = strlen(s2);  in strnstr()
755 		if (!memcmp(s1, s2, l2))  in strnstr()