the lookup patch

BlockGenericPipe.patch

diff --git a/buildcraft/common/net/minecraft/src/buildcraft/transport/BlockGenericPipe.java b/buildcraft/common/net/minecraft/src/buildcraft/transport/BlockGenericPipe.java
index 966b2bb..5e5c1fe 100755
--- a/buildcraft/common/net/minecraft/src/buildcraft/transport/BlockGenericPipe.java
+++ b/buildcraft/common/net/minecraft/src/buildcraft/transport/BlockGenericPipe.java
@@ -226,7 +226,7 @@ public class BlockGenericPipe extends BlockContainer implements
             {
                 continue;
             }
-            int k1 = getPipe(world, i, j, k).itemID;
+            int k1 = getPipe(world, i, j, k, true).itemID;
             if(k1 > 0)
             {
                 dropBlockAsItem_do(world, i, j, k, new ItemStack(k1, 1, damageDropped(l)));
@@ -365,19 +365,19 @@ public class BlockGenericPipe extends BlockContainer implements
 	}
 	
 	public static Pipe getPipe (IBlockAccess blockAccess, int i, int j, int k) {
+		return getPipe(blockAccess, i, j, k, false);
+	}
+	
+	public static Pipe getPipe (IBlockAccess blockAccess, int i, int j, int k, boolean lookup) {
 		TileEntity tile = blockAccess.getBlockTileEntity(i, j, k);		
 		
-		Pipe pipe = null;
-		
-		if (tile instanceof TileGenericPipe) {
-			pipe = ((TileGenericPipe) tile).pipe;
-		}
+		if (tile instanceof TileGenericPipe)
+			return ((TileGenericPipe) tile).pipe;
 		
-		if (pipe == null) {
-			pipe = pipeBuffer.get(new BlockIndex(i, j, k));
-		}
+		if(lookup)
+			return pipeBuffer.get(new BlockIndex(i, j, k));
 		
-		return pipe;
+		return null;
 	}	
 	
 	public static boolean isValid (Pipe pipe) {