Index: uspace/lib/c/include/event.h
===================================================================
--- uspace/lib/c/include/event.h	(revision c06994673347954891a57710998cf1e087a59e8b)
+++ uspace/lib/c/include/event.h	(revision a347a110d7ea83c8d45c6874cb10eb949d5d595c)
@@ -37,7 +37,10 @@
 
 #include <abi/ipc/event.h>
+#include <libarch/types.h>
 
 extern int event_subscribe(event_type_t, sysarg_t);
+extern int event_task_subscribe(event_task_type_t, sysarg_t);
 extern int event_unmask(event_type_t);
+extern int event_task_unmask(event_task_type_t);
 
 #endif