Index: kernel/generic/include/syscall/syscall.h
===================================================================
--- kernel/generic/include/syscall/syscall.h	(revision d8db519fc389e77afc616e76c57b7406a9b9fad0)
+++ kernel/generic/include/syscall/syscall.h	(revision 9182e86f8fac41203c8da4e3158cbf2b160dc738)
@@ -45,5 +45,4 @@
 extern sysarg_t syscall_handler(sysarg_t, sysarg_t, sysarg_t, sysarg_t,
     sysarg_t, sysarg_t, sysarg_t);
-extern sysarg_t sys_tls_set(uintptr_t);
 
 #endif