--- /usr/portage/net-analyzer/tcpdump/tcpdump-4.0.1_pre20090709.ebuild	2009-07-09 11:49:03.000000000 -0400
+++ tcpdump-4.0.1_pre20090709.ebuild	2009-09-02 11:47:33.000000000 -0400
@@ -16,7 +16,7 @@
 LICENSE="BSD"
 SLOT="0"
 KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~x86-fbsd"
-IUSE="+chroot smi ssl ipv6 -samba test"
+IUSE="+chroot smi ssl ipv6 -samba test setuid"
 
 RDEPEND="net-libs/libpcap
 	smi? ( net-libs/libsmi )
@@ -84,6 +84,10 @@
 	dodoc CHANGES CREDITS README || die
 
 	keepdir /var/lib/tcpdump
+	if use setuid ; then
+	  fowners root:tcpdump /usr/sbin/tcpdump
+	  fperms 4110 /usr/sbin/tcpdump
+	fi
 	fperms 700 /var/lib/tcpdump
 	fowners tcpdump:tcpdump /var/lib/tcpdump
 }