[457371] Fix building for WITH_TLS=no

Thanks to Micheal Laing.

Bug: https://bugs.eclipse.org/bugs/show_bug.cgi?id=457371

lib/mosquitto_internal.h

@@ -24,7 +24,9 @@ Contributors:
 #endif
 
 #ifdef WITH_TLS
-#include <openssl/ssl.h>
+#  include <openssl/ssl.h>
+#else
+#  include <time.h>
 #endif
 #include <stdlib.h>
 

lib/socks_mosq.c

@@ -15,6 +15,7 @@ Contributors:
 */
 
 #include <errno.h>
+#include <string.h>
 
 #include "mosquitto_internal.h"
 #include "memory_mosq.h"

src/read_handle_server.c

@@ -93,8 +93,8 @@ int mqtt3_handle_connect(struct mosquitto_db *db, struct mosquitto *context)
 	struct mosquitto *found_context;
 	int slen;
 	struct _mosquitto_subleaf *leaf;
-#ifdef WITH_TLS
 	int i;
+#ifdef WITH_TLS
 	X509 *client_cert = NULL;
 	X509_NAME *name;
 	X509_NAME_ENTRY *name_entry;