use $(TAR) in unpack commands

SVN-Revision: 5078

include/unpack.mk

@@ -1,13 +1,13 @@
 ifeq ($(strip $(PKG_UNPACK)),)
   ifneq ($(strip $(PKG_CAT)),)
     # use existing PKG_CAT
-    PKG_UNPACK:=$(PKG_CAT) $(DL_DIR)/$(PKG_SOURCE) | tar -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS) -
+    PKG_UNPACK:=$(PKG_CAT) $(DL_DIR)/$(PKG_SOURCE) | $(TAR) -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS) -
     ifeq ($(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)
-      PKG_UNPACK:=$(ZCAT) $(DL_DIR)/$(PKG_SOURCE) | tar -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS) -
+      PKG_UNPACK:=$(ZCAT) $(DL_DIR)/$(PKG_SOURCE) | $(TAR) -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS) -
     endif
   else
     # try to autodetect file type

toolchain/kernel-headers/Makefile

@@ -32,7 +32,7 @@ LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
 
 define Build/Prepare
 	mkdir -p $(TOOLCHAIN_BUILD_DIR)
-	bzcat $(DL_DIR)/$(PKG_SOURCE) | tar $(TAR_WILDCARDS) -C $(TOOLCHAIN_BUILD_DIR) $(TAR_OPTIONS) - \
+	bzcat $(DL_DIR)/$(PKG_SOURCE) | $(TAR) $(TAR_WILDCARDS) -C $(TOOLCHAIN_BUILD_DIR) $(TAR_OPTIONS) - \
 		linux-$(PKG_VERSION)/include \
 		linux-$(PKG_VERSION)/Makefile \
 		linux-$(PKG_VERSION)/Rules.make \