--- portage-2.1_pre5.orig/bin/ebuild.sh	2006-03-05 20:18:05.000000000 +0200
+++ portage-2.1_pre5.orig/bin/ebuild.sh	2006-03-05 20:28:06.000000000 +0200
@@ -1001,7 +1001,11 @@ 
 dyn_package() {
 	trap "abort_package" SIGINT SIGQUIT
 	cd "${PORTAGE_BUILDDIR}/image"
-	tar cpvf - ./ | bzip2 -f > ../bin.tar.bz2 || die "Failed to create tarball"
+	if [ "${USERLAND}" == "GNU" ]; then     # check for gnu tar and exclude files from.
+		[ -z "${PKG_EXCLUDEFROM}" ] && PKG_EXCLUDEFROM=/etc/portage/package_excludes
+		[ -e ${PKG_EXCLUDEFROM} ] && tarvars="--exclude-from=${PKG_EXCLUDEFROM}"
+	fi
+	tar ${tarvars} -cpvf - ./ | bzip2 -f > ../bin.tar.bz2 || die "Failed to create tarball"
 	cd ..
 	xpak build-info inf.xpak
 	tbz2tool join bin.tar.bz2 inf.xpak "${PF}.tbz2"
--- portage-2.1_pre5.orig/man/make.conf.5	2006-02-12 09:40:43.000000000 +0200
+++ portage-2.1_pre5.orig/man/make.conf.5	2006-03-05 20:40:06.000000000 +0200
@@ -277,6 +277,12 @@ 
 .br
 Defaults to ${PORTDIR}/packages.
 .TP
+\fBPKG_EXCLUDEFROM\fR = \fI"/etc/portage/package_excludes"\fR
+When this variable is set it will invoke tar with the --exclude-from
+option on GNU systems with the variable you defined in the dyn_package
+phase.  This is mainly used to exclude man/doc/info files in order to
+gain smaller binary package sizes for use with embedded systems. \fBUse with caution.\fR
+.TP
 .B PORT_LOGDIR
 This variable defines the directory in which per\-ebuild logs are kept.
 Logs are created only when this is set and writable.