Index: trunk/src/sh_utmp.c
===================================================================
--- trunk/src/sh_utmp.c	(revision 331)
+++ trunk/src/sh_utmp.c	(revision 332)
@@ -539,4 +539,9 @@
 	return SH_MOD_FAILED;
     }
+  else if (arg != NULL && arg->initval == SH_MOD_THREAD &&
+	   (sh.flag.isdaemon == S_TRUE || sh.flag.loop == S_TRUE))
+    {
+      return SH_MOD_THREAD;
+    }
 #endif
   return sh_utmp_init_internal();