--- /dev/null
+# arpa_inet_h.m4 serial 1
+dnl Copyright (C) 2006 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+dnl Written by Simon Josefsson
+
+AC_DEFUN([gl_HEADER_ARPA_INET],
+[
+ AC_CHECK_HEADERS_ONCE([arpa/inet.h])
+ if test $ac_cv_header_arpa_inet_h = yes; then
+ ARPA_INET_H=''
+ else
+ ARPA_INET_H='arpa/inet.h'
+ fi
+ AC_SUBST(ARPA_INET_H)
+])