Don't give names to events.

It looks like Windows actually uses the name for matching existing
events, so if two events have the same name, they end up being the
same object.

src/sbbs3/main.cpp

@@ -3679,7 +3679,7 @@ bool sbbs_t::init()
 #ifdef USE_CRYPTLIB
 	pthread_mutex_init(&ssh_mutex,NULL);
 	ssh_mutex_created = true;
-	ssh_active = CreateEvent(NULL, TRUE, FALSE, "ssh_active");
+	ssh_active = CreateEvent(NULL, TRUE, FALSE, NULL);
 #endif
 	pthread_mutex_init(&input_thread_mutex,NULL);
 	input_thread_mutex_created = true;

src/sbbs3/ssl.c

@@ -261,8 +261,8 @@ static void internal_do_cryptInit(void)
 	}
 	pthread_mutex_init(&ssl_cert_mutex, NULL);
 	pthread_mutex_init(&ssl_cert_list_mutex, NULL);
-	ssl_cert_read_available = CreateEvent(NULL, TRUE, TRUE, "ssl_cert_read_available");
-	ssl_cert_write_available = CreateEvent(NULL, TRUE, TRUE, "ssl_cert_write_available");
+	ssl_cert_read_available = CreateEvent(NULL, TRUE, TRUE, NULL);
+	ssl_cert_write_available = CreateEvent(NULL, TRUE, TRUE, NULL);
 	return;
 }
 

src/sftp/sftp_client.c

@@ -99,7 +99,7 @@ sftpc_begin(bool (*send_cb)(uint8_t *buf, size_t len, void *cb_data), void *cb_d
 	sftpc_state_t ret = (sftpc_state_t)malloc(sizeof(struct sftp_client_state));
 	if (ret == NULL)
 		return NULL;
-	ret->recv_event = CreateEvent(NULL, TRUE, FALSE, "sftp_recv");
+	ret->recv_event = CreateEvent(NULL, TRUE, FALSE, NULL);
 	if (ret->recv_event == NULL) {
 		free(ret);
 		return NULL;