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diff --git a/lib/util/strv_util.h b/lib/util/strv_util.h
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+/*
+ * strv-based utilities
+ *
+ * Copyright Martin Schwenke <martin@meltin.net> 2016
+ *
+ * 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; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _STRV_UTIL_H_
+#define _STRV_UTIL_H_
+
+#include <talloc.h>
+
+/* Split string at characters in sep, adding non-separator words to
+ * *strv. On failure *strv is undefined. */
+int strv_split(TALLOC_CTX *mem_ctx, char **strv,
+ const char *string, const char *sep);
+
+#endif