diff --git a/desmume/src/mic.cpp b/desmume/src/mic.cpp
index c4a468d9a..95f6b89f9 100644
--- a/desmume/src/mic.cpp
+++ b/desmume/src/mic.cpp
@@ -52,4 +52,13 @@ void Mic_DoNoise(BOOL noise)
 	silence = !noise;
 }
 
+void mic_savestate(std::ostream* os)
+{
+}
+
+bool mic_loadstate(std::istream* is, int size)
+{
+	return TRUE;
+}
+
 #endif
diff --git a/desmume/src/mic.h b/desmume/src/mic.h
index c5cf1a87d..aa92286e9 100644
--- a/desmume/src/mic.h
+++ b/desmume/src/mic.h
@@ -20,6 +20,7 @@
 
 #ifndef MIC_H
 #define MIC_H
+#include <iostream>
 
 #ifdef WIN32
 static char MicSampleName[256];
diff --git a/desmume/src/mic_alsa.cpp b/desmume/src/mic_alsa.cpp
index d87ce50b7..a36cbd8b8 100644
--- a/desmume/src/mic_alsa.cpp
+++ b/desmume/src/mic_alsa.cpp
@@ -146,3 +146,13 @@ u8 Mic_ReadSample()
 
     return ret;
 }
+
+/* FIXME: stub! */
+void mic_savestate(std::ostream* os)
+{
+}
+
+bool mic_loadstate(std::istream* is, int size) 
+{
+    return TRUE;
+}