NIFS is supposed to represent the number of configured interfaces.

If an interface got configured twice, NIFS must not be incremented.
So count the number of hostname.if files instead.

discussed with and OK krw@

diff --git a/distrib/miniroot/install.sub b/distrib/miniroot/install.sub
index cb2d6d5..18a3904 100644 (file)
--- a/distrib/miniroot/install.sub
+++ b/distrib/miniroot/install.sub
@@ -1,4 +1,4 @@
-#      $OpenBSD: install.sub,v 1.763 2014/04/20 15:53:57 rpe Exp $
+#      $OpenBSD: install.sub,v 1.764 2014/04/21 12:41:36 rpe Exp $
 #
 # Copyright (c) 1997-2009 Todd Miller, Theo de Raadt, Ken Westerback
 # All rights reserved.
@@ -739,9 +739,10 @@ configure_ifs() {
 
                if [[ -f $_hn ]]; then
                        chmod 640 $_hn
-                       ((NIFS++))
                        : ${_first:=$_ifs}
                fi
+               
+               NIFS=0; for _hn in /tmp/hostname.*; do ((NIFS++)); done
                _p=done
        done
 }