diff --git a/libguile/scmconfig.h.in b/libguile/scmconfig.h.in
index 16197d39c..473e4ce40 100644
--- a/libguile/scmconfig.h.in
+++ b/libguile/scmconfig.h.in
@@ -308,9 +308,15 @@
 /* Define if you have the setpgid function.  */
 #undef HAVE_SETPGID
 
+/* Define if you have the setprotoent function.  */
+#undef HAVE_SETPROTOENT
+
 /* Define if you have the setpwent function.  */
 #undef HAVE_SETPWENT
 
+/* Define if you have the setservent function.  */
+#undef HAVE_SETSERVENT
+
 /* Define if you have the setsid function.  */
 #undef HAVE_SETSID