Add missing _P function names

teensy3/avr/pgmspace.h

 typedef int32_t prog_int32_t;
 typedef uint32_t prog_uint32_t;
 
+#define memchr_P(str, c, len) memchr((str), (c), (len))
+#define memcmp_P(a, b, n) memcmp((a), (b), (n))
 #define memcpy_P(dest, src, num) memcpy((dest), (src), (num))
-#define strcpy_P(dest, src) strcpy((dest), (src))
+#define memmem_P(a, alen, b, blen) memmem((a), (alen), (b), (blen))
+#define memrchr_P(str, val, len) memrchr((str), (val), (len))
 #define strcat_P(dest, src) strcat((dest), (src))
+#define strchr_P(str, c) strchr((str), (c))
+#define strchrnul_P(str, c) strchrnul((str), (c))
 #define strcmp_P(a, b) strcmp((a), (b))
-#define strstr_P(a, b) strstr((a), (b))
+#define strcpy_P(dest, src) strcpy((dest), (src))
+#define strcasecmp_P(a, b) strcasecmp((a), (b))
+#define strcasestr_P(a, b) strcasestr((a), (b))
+#define strlcat_P(dest, src, len) strlcat((dest), (src), (len))
+#define strlcpy_P(dest, src, len) strlcpy((dest), (src), (len))
 #define strlen_P(s) strlen((const char *)(s))
+#define strnlen_P(str, len) strnlen((str), (len))
 #define strncmp_P(a, b, n) strncmp((a), (b), (n))
+#define strncasecmp_P(a, b, n) strncasecmp((a), (b), (n))
+#define strncat_P(a, b, n) strncat((a), (b), (n))
 #define strncpy_P(a, b, n) strncmp((a), (b), (n))
+#define strpbrk_P(str, chrs) strpbrk((str), (chrs))
+#define strrchr_P(str, c) strrchr((str), (c))
+#define strsep_P(strp, delim) strsep((strp), (delim))
+#define strspn_P(str, chrs) strspn((str), (chrs))
+#define strstr_P(a, b) strstr((a), (b))
 #define sprintf_P(s, f, ...) sprintf((s), (f), __VA_ARGS__)
 
 #define pgm_read_byte(addr) (*(const unsigned char *)(addr))