diff --git a/src/aomusicplayer.cpp b/src/aomusicplayer.cpp
index 60b1c7c..68af961 100644
--- a/src/aomusicplayer.cpp
+++ b/src/aomusicplayer.cpp
@@ -208,5 +208,11 @@ AOMusicPlayer::~AOMusicPlayer() {}
 void AOMusicPlayer::play(QString p_song, int channel, bool loop,
                          int effect_flags) {}
 
+void AOMusicPlayer::stop(int channel) {}
+
 void AOMusicPlayer::set_volume(int p_value, int channel) {}
+
+void loopProc(int handle, int channel, int data, int *user) {}
+
+void AOMusicPlayer::set_looping(bool toggle, int channel) {}
 #endif
diff --git a/src/aosfxplayer.cpp b/src/aosfxplayer.cpp
index d23d5f9..121ac0b 100644
--- a/src/aosfxplayer.cpp
+++ b/src/aosfxplayer.cpp
@@ -170,6 +170,10 @@ AOSfxPlayer::AOSfxPlayer(QWidget *parent, AOApplication *p_ao_app)
   ao_app = p_ao_app;
 }
 
+void AOSfxPlayer::clear() {}
+
+void AOSfxPlayer::loop_clear() {}
+
 void AOSfxPlayer::play(QString p_sfx, QString p_char, QString shout,
                        int channel) {}
 
@@ -178,4 +182,6 @@ void AOSfxPlayer::stop(int channel) {}
 void AOSfxPlayer::set_volume(qreal p_value) {}
 
 void AOSfxPlayer::set_volume_internal(qreal p_value) {}
+
+void AOSfxPlayer::set_looping(bool toggle, int channel) {}
 #endif