diff -ur qucs-0.0.7-orig/qucs/qucsview.cpp qucs-0.0.7/qucs/qucsview.cpp
--- qucs-0.0.7-orig/qucs/qucsview.cpp	Thu Jul 21 21:23:19 2005
+++ qucs-0.0.7/qucs/qucsview.cpp	Fri Aug 26 19:21:33 2005
@@ -539,7 +539,7 @@
       else {  if(long(pw->Port1) & 1) { pw->x1 += MAx1; }
               if(long(pw->Port1) & 2) { pw->y1 += MAy1; } }
 
-      if(int(pw->Port2) > 3) { pw->x2 += MAx1;  pw->y2 += MAy1; }
+      if(((unsigned long)pw->Port2) > 3) { pw->x2 += MAx1;  pw->y2 += MAy1; }
       else {  if(long(pw->Port2) & 1) pw->x2 += MAx1;
               if(long(pw->Port2) & 2) pw->y2 += MAy1; }
 
@@ -725,7 +725,7 @@
       else {  if(long(pw->Port1) & 1) { pw->x1 += MAx1; }
               if(long(pw->Port1) & 2) { pw->y1 += MAy1; } }
 
-      if(int(pw->Port2) > 3) { pw->x2 += MAx1;  pw->y2 += MAy1; }
+      if(((unsigned long)pw->Port2) > 3) { pw->x2 += MAx1;  pw->y2 += MAy1; }
       else {  if(long(pw->Port2) & 1) pw->x2 += MAx1;
               if(long(pw->Port2) & 2) pw->y2 += MAy1; }