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diff --git a/lib/dpkg/namevalue.h b/lib/dpkg/namevalue.h
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+/*
+ * libdpkg - Debian packaging suite library routines
+ * namevalue.h - name value structure handling
+ *
+ * Copyright © 1994,1995 Ian Jackson <ijackson@chiark.greenend.org.uk>
+ * Copyright © 2009-2012, 2015 Guillem Jover <guillem@debian.org>
+ *
+ * This 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBDPKG_NAMEVALUE_H
+#define LIBDPKG_NAMEVALUE_H
+
+#include <dpkg/macros.h>
+
+DPKG_BEGIN_DECLS
+
+/**
+ * @defgroup namevalue Name/Value data
+ * @ingroup dpkg-public
+ * @{
+ */
+
+struct namevalue {
+ const char *name;
+ int value;
+ int length;
+};
+
+#define NAMEVALUE_DEF(n, v) \
+ [v] = { .name = n, .value = v, .length = sizeof(n) - 1 }
+
+const struct namevalue *namevalue_find_by_name(const struct namevalue *head,
+ const char *str);
+
+/** @} */
+
+DPKG_END_DECLS
+
+#endif /* LIBDPKG_NAMEVALUE_H */