Index: abi/include/abi/cap.h
===================================================================
--- abi/include/abi/cap.h	(revision f571ca49efe28da95a101816b820671161b895b2)
+++ abi/include/abi/cap.h	(revision f4cfd271c0ccaaa4d013ab45c31b049ca6f6c328)
@@ -38,4 +38,6 @@
 #define CAP_NIL		0
 
+typedef int cap_handle_t;
+
 #endif