Index: kernel/arch/amd64/include/proc/thread.h
===================================================================
--- kernel/arch/amd64/include/proc/thread.h	(revision 2ddcc7b0c2ebbacaf67571285d726dc6b2a52966)
+++ kernel/arch/amd64/include/proc/thread.h	(revision 87b4baac983a3399d32aefa97b0579b7949ba20c)
@@ -41,5 +41,5 @@
 
 typedef struct {
-	unative_t tls;
+	sysarg_t tls;
 	/** User and kernel RSP for syscalls. */
 	uint64_t syscall_rsp[2];