43 int strncasecmp(const char *s1, const char *s2, size_t len)  in strncasecmp()  argument
52 		c1 = *s1++;  in strncasecmp()
69 int strcasecmp(const char *s1, const char *s2)  in strcasecmp()  argument
74 		c1 = tolower(*s1++);  in strcasecmp()
662 bool sysfs_streq(const char *s1, const char *s2)  in sysfs_streq()  argument
664 	while (*s1 && *s1 == *s2) {  in sysfs_streq()
665 		s1++;  in sysfs_streq()
669 	if (*s1 == *s2)  in sysfs_streq()
671 	if (!*s1 && *s2 == '\n' && !s2[1])  in sysfs_streq()
673 	if (*s1 == '\n' && !s1[1] && !*s2)  in sysfs_streq()
943 char *strstr(const char *s1, const char *s2)  in strstr()  argument
949 		return (char *)s1;  in strstr()
950 	l1 = strlen(s1);  in strstr()
953 		if (!memcmp(s1, s2, l2))  in strstr()
954 			return (char *)s1;  in strstr()
955 		s1++;  in strstr()
969 char *strnstr(const char *s1, const char *s2, size_t len)  in strnstr()  argument
975 		return (char *)s1;  in strnstr()
978 		if (!memcmp(s1, s2, l2))  in strnstr()
979 			return (char *)s1;  in strnstr()
980 		s1++;  in strnstr()