Index: kernel/arch/amd64/include/types.h
===================================================================
--- kernel/arch/amd64/include/types.h	(revision b3f8fb771f871e7f2bb35ce9339717639e8f86d6)
+++ kernel/arch/amd64/include/types.h	(revision 7bcfbbc039dd4d392dc880cbc1a87b94b7ca853f)
@@ -63,4 +63,5 @@
 
 typedef uint8_t bool;
+typedef uint64_t thread_id_t;
 typedef uint64_t task_id_t;
 typedef uint32_t context_id_t;