liboping: fixed to install perl modules into vendor directory (see note!)

Note:

According to http://search.cpan.org/dist/perl/INSTALL#Installation_Directories
this is the right place for distributions which build binary packages of perl
add-on modules.

network/liboping/liboping.conf

@@ -0,0 +1,19 @@
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: package/.../liboping/liboping.conf
+# Copyright (C) 2011 The OpenSDE Project
+#
+# More information can be found in the files COPYING and README.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License. A copy of the
+# GNU General Public License can be found in the file COPYING.
+# --- SDE-COPYRIGHT-NOTE-END ---
+
+# perl bindings
+if pkginstalled perl; then
+	# install perl bindings into 'vendor_perl' directory
+	var_append extraconfopt ' ' "--with-perl-bindings='INSTALLDIRS=vendor'"
+fi