Fix more signed 1-bit bitfield, and let's use strlcpy/strlcat instead for these

static string copies

Author: rlerdorf

ext/pdo/php_pdo_int.h

@@ -58,7 +58,7 @@ extern pdo_driver_t *pdo_find_driver(const char *name, int namelen);
 extern void pdo_handle_error(pdo_dbh_t *dbh, pdo_stmt_t *stmt TSRMLS_DC);
 
 #define PDO_DBH_CLEAR_ERR()		do { \
-	strncpy(dbh->error_code, PDO_ERR_NONE, sizeof(PDO_ERR_NONE)); \
+	strlcpy(dbh->error_code, PDO_ERR_NONE, sizeof(PDO_ERR_NONE)); \
 	if (dbh->query_stmt) { \
 		dbh->query_stmt = NULL; \
 		zend_objects_store_del_ref(&dbh->query_stmt_zval TSRMLS_CC); \

ext/standard/php_crypt_r.c

@@ -377,7 +377,7 @@ char * php_md5_crypt_r(const char *pw, const char *salt, char *out)
 	/* Now make the output string */
 	memcpy(passwd, MD5_MAGIC, MD5_MAGIC_LEN);
 	strlcpy(passwd + MD5_MAGIC_LEN, sp, sl + 1);
-	strncat(passwd, "$", 1);
+	strlcat(passwd, "$", 1);
 
 	PHP_MD5Final(final, &ctx);