37 int strncasecmp(const char *s1, const char *s2, size_t len)  in strncasecmp()  argument
46 		c1 = *s1++;  in strncasecmp()
63 int strcasecmp(const char *s1, const char *s2)  in strcasecmp()  argument
68 		c1 = tolower(*s1++);  in strcasecmp()
527 bool sysfs_streq(const char *s1, const char *s2)  in sysfs_streq()  argument
529 	while (*s1 && *s1 == *s2) {  in sysfs_streq()
530 		s1++;  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
726 		return (char *)s1;  in strstr()
727 	l1 = strlen(s1);  in strstr()
730 		if (!memcmp(s1, s2, l2))  in strstr()
731 			return (char *)s1;  in strstr()
732 		s1++;  in strstr()
746 char *strnstr(const char *s1, const char *s2, size_t len)  in strnstr()  argument
752 		return (char *)s1;  in strnstr()
755 		if (!memcmp(s1, s2, l2))  in strnstr()
756 			return (char *)s1;  in strnstr()
757 		s1++;  in strnstr()