Use $(BZCAT) instead of bzcat

package/libdaemon/libdaemon.mk

@@ -27,7 +27,7 @@ $(LIBDAEMON_DIR)/.unpacked: $(DL_DIR)/$(LIBDAEMON_SOURCE)
 	$(LIBDAEMON_CAT) $(DL_DIR)/$(LIBDAEMON_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
 	toolchain/patch-kernel.sh $(LIBDAEMON_DIR) package/libdaemon/ \*.patch
 	mkdir	-p $(PROJECT_BUILD_DIR)/patches
-	bzcat package/libdaemon/$(LIBDAEMON_NAME).patch.bz2 \
+	$(BZCAT) package/libdaemon/$(LIBDAEMON_NAME).patch.bz2 \
 		> $(PROJECT_BUILD_DIR)/patches/$(LIBDAEMON_NAME).patch
 	toolchain/patch-kernel.sh $(LIBDAEMON_DIR) $(PROJECT_BUILD_DIR)/patches/ $(LIBDAEMON_NAME)\*.patch
 	$(CONFIG_UPDATE) $(LIBDAEMON_DIR)