Index: uspace/app/test_serial/test_serial.c
===================================================================
--- uspace/app/test_serial/test_serial.c	(revision 2e7f392bf62ebe2b3a72127630048491ee783b85)
+++ uspace/app/test_serial/test_serial.c	(revision fb0baeb42e478704ba0c07a4dcd341d233156b05)
@@ -92,5 +92,5 @@
 	}
 	
-	unsigned int old_baud, old_par, old_stop, old_word_size;
+	ipcarg_t old_baud, old_par, old_stop, old_word_size;
 	
 	res = ipc_call_sync_0_4(phone, SERIAL_GET_COM_PROPS, &old_baud, &old_par, &old_word_size, &old_stop);