Index: /trunk/src/VBox/Runtime/r0drv/solaris/vbi/mpnotification-r0drv-solaris.c
===================================================================
--- /trunk/src/VBox/Runtime/r0drv/solaris/vbi/mpnotification-r0drv-solaris.c	(revision 37070)
+++ /trunk/src/VBox/Runtime/r0drv/solaris/vbi/mpnotification-r0drv-solaris.c	(revision 37071)
@@ -35,4 +35,5 @@
 #include <iprt/cpuset.h>
 #include <iprt/string.h>
+#include <iprt/thread.h>
 #include "r0drv/mp-r0drv.h"