Missing API files.

Thanks for the info

ic2/api/item/IKineticRotor.java

@@ -0,0 +1,23 @@
+package ic2.api.item;
+
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.ResourceLocation;
+
+public interface IKineticRotor {
+	int getDiameter(ItemStack stack);
+
+	ResourceLocation getRotorRenderTexture(ItemStack stack);
+
+	float getEfficiency(ItemStack stack);
+
+	int getMinWindStrength(ItemStack stack);
+
+	int getMaxWindStrength(ItemStack stack);
+
+	boolean isAcceptedType(ItemStack stack, GearboxType type);
+
+	public static enum GearboxType  {
+		WATER,
+		WIND,
+	}
+}

ic2/api/item/IWrenchHandler.java

@@ -0,0 +1,19 @@
+package ic2.api.item;
+
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.ItemStack;
+
+public interface IWrenchHandler
+{
+	public boolean supportsItem(ItemStack possibleWrench);
+
+	public boolean canWrench(ItemStack wrench, int x, int y, int z, EntityPlayer player);
+
+	public void useWrench(ItemStack wrench, int x, int y, int z, EntityPlayer player);
+
+	public static interface IWrenchRegistry
+	{
+		public void registerWrenchSupporter(IWrenchHandler par1);
+	}
+
+}

ic2/api/recipe/ILiquidHeatExchangerManager.java

@@ -0,0 +1,25 @@
+package ic2.api.recipe;
+
+import java.util.Map;
+
+import net.minecraftforge.fluids.Fluid;
+
+public interface ILiquidHeatExchangerManager extends ILiquidAcceptManager {
+
+	void addFluid(String fluidName, String fluidOutput, int huPerMB);
+
+	HeatExchangeProperty getHeatExchangeProperty(Fluid fluid);
+
+	Map<String, HeatExchangeProperty> getHeatExchangeProperties();
+
+	public static class HeatExchangeProperty {
+		public HeatExchangeProperty(Fluid outputFluid, int huPerMB) {
+			this.outputFluid = outputFluid;
+			this.huPerMB = huPerMB;
+		}
+
+		public final Fluid outputFluid;
+		public final int huPerMB;
+	}
+
+}