zic: use <PKG>_STRIP_COMPONENTS

Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
Acked-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Tested-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/zic/zic.mk

@@ -7,14 +7,9 @@
 ZIC_VERSION = 2015e
 ZIC_SOURCE = tzcode$(ZIC_VERSION).tar.gz
 ZIC_SITE = ftp://ftp.iana.org/tz/releases
+ZIC_STRIP_COMPONENTS = 0
 ZIC_LICENSE = Public domain
 
-# Don't strip any path components during extraction.
-define HOST_ZIC_EXTRACT_CMDS
-	gzip -d -c $(DL_DIR)/$(ZIC_SOURCE) \
-		| $(TAR) --strip-components=0 -C $(@D) -xf -
-endef
-
 define HOST_ZIC_BUILD_CMDS
 	$(HOST_MAKE_ENV) $(MAKE) -C $(@D) zic
 endef