diff --git a/linuxthreads_db/proc_service.h b/linuxthreads_db/proc_service.h
index fbc01ea752..8f9a7d98f6 100644
--- a/linuxthreads_db/proc_service.h
+++ b/linuxthreads_db/proc_service.h
@@ -63,8 +63,8 @@ extern ps_err_e ps_lsetfpregs(struct ps_prochandle *,
 extern pid_t ps_getpid (struct ps_prochandle *);
 
 
-extern ps_err ps_pstop (const struct ps_prochandle *);
-extern ps_err ps_pcontinue (const struct ps_prochandle *);
+extern ps_err_e ps_pstop (const struct ps_prochandle *);
+extern ps_err_e ps_pcontinue (const struct ps_prochandle *);
 
-extern ps_err ps_lstop (const struct ps_prochandle *, lwpid_t);
-extern ps_err ps_lcontinue (const struct ps_prochandle *, lwpid_t);
+extern ps_err_e ps_lstop (const struct ps_prochandle *, lwpid_t);
+extern ps_err_e ps_lcontinue (const struct ps_prochandle *, lwpid_t);