diff --git a/tools/ipkg-utils/patches/140-portability.patch b/tools/ipkg-utils/patches/140-portability.patch
new file mode 100644
index 0000000000..5ba06b3a45
--- /dev/null
+++ b/tools/ipkg-utils/patches/140-portability.patch
@@ -0,0 +1,50 @@
+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