diff --git a/SIP/SIPEngine.cpp b/SIP/SIPEngine.cpp
index 501de1c..50312fb 100644
--- a/SIP/SIPEngine.cpp
+++ b/SIP/SIPEngine.cpp
@@ -276,7 +276,7 @@ void SIPEngine::user( const char * wCallID, const char * IMSI, const char *origI
 }
 
 
-void SIPEngine::writePrivateHeaders(osip_message_t *msg, const GSM::LogicalChannel* /*chan*/)
+void SIPEngine::writePrivateHeaders(osip_message_t *msg, const GSM::LogicalChannel* chan)
 {
 	// P-PHY-Info
 	// This is a non-standard private header in OpenBTS.
diff --git a/TransceiverRAD1/sigProcLib.h b/TransceiverRAD1/sigProcLib.h
index 7fe93de..e99904a 100644
--- a/TransceiverRAD1/sigProcLib.h
+++ b/TransceiverRAD1/sigProcLib.h
@@ -32,13 +32,13 @@
 using namespace GSM;
 
 /** Indicated signalVector symmetry */
-enum Symmetry {
+typedef enum Symmetry {
   NONE = 0,
   ABSSYM = 1
 };
 
 /** Convolution type indicator */
-enum ConvType {
+typedef enum ConvType {
   FULL_SPAN = 0,
   OVERLAP_ONLY = 1,
   START_ONLY = 2,