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-rw-r--r--lib/iconv.in.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/iconv.in.h b/lib/iconv.in.h
index 3a2f94e..56de44c 100644
--- a/lib/iconv.in.h
+++ b/lib/iconv.in.h
@@ -1,6 +1,6 @@
/* A GNU-like <iconv.h>.
- Copyright (C) 2007-2021 Free Software Foundation, Inc.
+ Copyright (C) 2007-2023 Free Software Foundation, Inc.
This file is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
@@ -28,6 +28,11 @@
#ifndef _@GUARD_PREFIX@_ICONV_H
#define _@GUARD_PREFIX@_ICONV_H
+/* This file uses GNULIB_POSIXCHECK, HAVE_RAW_DECL_*. */
+#if !_GL_CONFIG_H_INCLUDED
+ #error "Please include config.h first."
+#endif
+
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* The definition of _GL_ARG_NONNULL is copied here. */