1 files changed, 33 insertions, 0 deletions
diff --git a/lib/canon-host.h b/lib/canon-host.h
new file mode 100644
index 0000000..0c8e3d7
--- /dev/null
+++ b/lib/canon-host.h
@@ -0,0 +1,33 @@
+/* Host name canonicalization
+
+   Copyright (C) 2005, 2009-2022 Free Software Foundation, Inc.
+
+   Written by Derek Price <derek@ximbiot.com>
+
+   This file is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Lesser General Public License as
+   published by the Free Software Foundation, either version 3 of the
+   License, or (at your option) any later version.
+
+   This file 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 Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+#ifndef CANON_HOST_H
+# define CANON_HOST_H 1
+
+# include <stdlib.h>
+
+char *canon_host (char const *host)
+  _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
+char *canon_host_r (char const *host, int *cherror)
+  _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
+
+const char *ch_strerror (void);
+# define ch_strerror_r(cherror) gai_strerror (cherror);
+
+#endif /* !CANON_HOST_H */