diff --git a/alliance/src/sea/src/util_MBK.c b/alliance/src/sea/src/util_MBK.c
index 0dd58a5f..6e9974da 100644
--- a/alliance/src/sea/src/util_MBK.c
+++ b/alliance/src/sea/src/util_MBK.c
@@ -1,6 +1,6 @@
 
 /*
- *  $Id: util_MBK.c,v 1.2 2002/09/30 16:21:19 czo Exp $
+ *  $Id: util_MBK.c,v 1.3 2003/09/16 10:14:38 jpc Exp $
  *
  *  /----------------------------------------------------------------\
  *  |                                                                |
@@ -1450,8 +1450,11 @@ extern void  addfeed (apLofig, apPhfig)
 
 
   /* Find VDD & VSS signals. */
-  for (sigVDD = apLofig->LOSIG;
-       !isvdd (getsigname (sigVDD)); sigVDD = sigVDD->NEXT);
+  sigVDD = apLofig->LOSIG;
+  while (sigVDD != NULL) {
+    if (isvdd (getsigname (sigVDD))) break;
+    sigVDD = sigVDD->NEXT;
+  }
 
   if (!sigVDD) {
     errMBK  (NULL);
@@ -1459,8 +1462,11 @@ extern void  addfeed (apLofig, apPhfig)
     EXIT (1);
   }
 
-  for (sigVSS = apLofig->LOSIG;
-       !isvss (getsigname (sigVSS)); sigVSS = sigVSS->NEXT);
+  sigVSS = apLofig->LOSIG;
+  while (sigVSS != NULL) {
+    if (isvdd (getsigname (sigVSS))) break;
+    sigVSS = sigVSS->NEXT;
+  }
 
   if (!sigVSS) {
     errMBK  (NULL);