diff -ur ipkg.old/ipkg-build ipkg.dev/ipkg-build
--- ipkg.old/ipkg-build	Tue Oct 10 22:52:58 2006
+++ ipkg.dev/ipkg-build	Tue Oct 10 22:56:32 2006
@@ -11,6 +11,8 @@
 
 version=1.0
 
+TAR="${TAR:-$(which tar)}"
+
 ipkg_extract_value() {
 	sed -e "s/^[^:]*:[[:space:]]*//"
 }
@@ -184,7 +186,7 @@
 	g ) group=$OPTARG
 	    ogargs="$ogargs --group=$group"
 	    ;;
-        c ) outer=tar
+        c ) outer=$TAR
             ;;
         C ) noclean=1
             ;;
@@ -243,8 +245,8 @@
 mkdir $tmp_dir
 
 echo $CONTROL > $tmp_dir/tarX
-( cd $pkg_dir && tar $ogargs -X $tmp_dir/tarX -czf $tmp_dir/data.tar.gz . )
-( cd $pkg_dir/$CONTROL && tar $ogargs -czf $tmp_dir/control.tar.gz . )
+( cd $pkg_dir && $TAR $ogargs -X $tmp_dir/tarX -czf $tmp_dir/data.tar.gz . )
+( cd $pkg_dir/$CONTROL && $TAR $ogargs -czf $tmp_dir/control.tar.gz . )
 rm $tmp_dir/tarX
 
 echo "2.0" > $tmp_dir/debian-binary
@@ -254,7 +256,7 @@
 if [ "$outer" = "ar" ] ; then
   ( cd $tmp_dir && ar -crf $pkg_file ./debian-binary ./data.tar.gz ./control.tar.gz )
 else
-  ( cd $tmp_dir && tar -zcf $pkg_file ./debian-binary ./data.tar.gz ./control.tar.gz )
+  ( cd $tmp_dir && $TAR -zcf $pkg_file ./debian-binary ./data.tar.gz ./control.tar.gz )
 fi
 
 rm $tmp_dir/debian-binary $tmp_dir/data.tar.gz $tmp_dir/control.tar.gz
diff -ur ipkg.old/ipkg-make-index ipkg.dev/ipkg-make-index
--- ipkg.old/ipkg-make-index	Tue Oct 10 22:52:58 2006
+++ ipkg.dev/ipkg-make-index	Tue Oct 10 22:57:53 2006
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 # $Id: ipkg-make-index,v 1.20 2003/10/30 02:32:09 jamey Exp $
 
 import sys, os, posixpath