iproute2: remove custextract and related hack in the conf file

network/iproute2/iproute2.conf

@@ -21,15 +21,6 @@ var_append makeopt " " "KERNEL_INCLUDE=$root/usr/include"
 var_append makeopt " " "LIBC_INCLUDE=$root/usr/include"
 var_append makeinstopt " " "SBINDIR=$sbindir"
 
-# iproute2 release tarball for 2.6.22-070710 doesn't have a toplevel directory
-# Note: iproute2-2.6.23 doesn't require this hack!
-custextract=iproute2_extract
-iproute2_extract() {
-	mkdir -p 'iproute2'
-	taropt="-C iproute2 $taropt"
-	autoextract_tar_bz2 "$@"
-}
-
 iproute2_postmake() {
 	# libnetlink and related header files are not installed by default
 	cp lib/libnetlink.a $root/$libdir/

network/iproute2/iproute2.desc

@@ -39,6 +39,4 @@
 [V] 2.6.33
 [P] X -?---5---9 190.000
 
-# temporal hack to srcdir, hopefully
-[O] srcdir=$pkg/$pkg-$ver
 [D] 3298688898 iproute2-2.6.33.tar.bz2 http://devresources.linuxfoundation.org/dev/iproute2/download/