diff --git a/kscd/libwm/ConfigureChecks.cmake b/kscd/libwm/ConfigureChecks.cmake
index 31ce9815..b6a12244 100644
--- a/kscd/libwm/ConfigureChecks.cmake
+++ b/kscd/libwm/ConfigureChecks.cmake
@@ -28,6 +28,7 @@ if( WITH_KSCD_CDDA AND NOT BUILD_CDDA )
 #include <linux/cdrom.h>
 #undef asm
 #undef inline
+#include <sys/ioctl.h>
 
 int main() {
   #if defined(__linux__)
diff --git a/kscd/libwm/plat_linux_cdda.c b/kscd/libwm/plat_linux_cdda.c
index 22f24a9d..dc634f3f 100644
--- a/kscd/libwm/plat_linux_cdda.c
+++ b/kscd/libwm/plat_linux_cdda.c
@@ -25,6 +25,7 @@
  * Linux CDDA functions. Derived from the SUN module.
  */
 
+#include <stdlib.h>
 #include "include/wm_cdda.h"
  
 #if defined(__linux__) && defined(BUILD_CDDA)