iptraf-ng: needs /var/lock/<pkgname>, fix reverse dns lookups.

srcpkgs/iptraf-ng/template

@@ -27,4 +27,11 @@ long_desc="
  utilization of the built-in raw socket interface of the Linux kernel, so it
  can be used on a wide variety of supported network cards."
 
+make_dirs="/var/lock/$pkgname 0750 root root"
+
 Add_dependency build ncurses-devel
+
+pre_configure() {
+	# Fix path to rvnamed-ng in execl(3).
+	sed -ie "s|rvnamed-ng|/usr/sbin/rvnamed-ng|" src/itrafmon.c
+}