--- amarok-1.4.10/amarok/src/engine/helix/hxplayercontrol.cpp
+++ amarok-1.4.10/amarok/src/engine/helix/hxplayercontrol.cpp
@@ -21,6 +21,7 @@
 #include <unistd.h>
 #include <iostream>
 #include <cstring>
+#include <cstdlib>
 #include <sys/mman.h>
 
 using namespace std;