For some reason nx_bool was failing on TOSSIM.

diff --git a/tos/lib/serial/Serial.h b/tos/lib/serial/Serial.h
index e83a7d02ecb423e58845c963ba0ed7e6caf1eb0b..9b4c61cc64cf9f24edf0579cf84c35a41ab32c79 100644 (file)
--- a/tos/lib/serial/Serial.h
+++ b/tos/lib/serial/Serial.h
@@ -123,7 +123,7 @@ typedef nx_struct serial_packet {
 } serial_packet_t;
 
 typedef nx_struct serial_metadata {
-  nx_bool acked;
+  nx_uint8_t ack;
 } serial_metadata_t;
     
 #endif