ifeq ($(PKG_CAT),unzip)
PKG_UNPACK:=unzip -d $(PKG_BUILD_DIR) $(DL_DIR)/$(PKG_SOURCE)
endif
# replace zcat with $(ZCAT), because some system have it as gzcat
ifeq ($(PKG_CAT),zcat)
ifeq ($(PKG_CAT),unzip)
PKG_UNPACK:=unzip -d $(PKG_BUILD_DIR) $(DL_DIR)/$(PKG_SOURCE)
endif
# replace zcat with $(ZCAT), because some system have it as gzcat
ifeq ($(PKG_CAT),zcat)