-# inet_ntop.m4 serial 11
-dnl Copyright (C) 2005, 2006, 2008, 2009 Free Software Foundation, Inc.
+# inet_ntop.m4 serial 15
+dnl Copyright (C) 2005-2006, 2008-2011 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.
-AC_DEFUN([gl_INET_NTOP],
+AC_DEFUN([gl_FUNC_INET_NTOP],
[
dnl Persuade Solaris <arpa/inet.h> to declare inet_ntop.
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
- gl_REPLACE_ARPA_INET_H
-
dnl Most platforms that provide inet_ntop define it in libc.
dnl Solaris 8..10 provide inet_ntop in libnsl instead.
+ HAVE_INET_NTOP=1
gl_save_LIBS=$LIBS
AC_SEARCH_LIBS([inet_ntop], [nsl], [],
- [AC_REPLACE_FUNCS([inet_ntop])])
+ [AC_CHECK_FUNCS([inet_ntop])
+ if test $ac_cv_func_inet_ntop = no; then
+ HAVE_INET_NTOP=0
+ fi
+ ])
LIBS=$gl_save_LIBS
+
INET_NTOP_LIB=
if test "$ac_cv_search_inet_ntop" != "no" &&
test "$ac_cv_search_inet_ntop" != "none required"; then
fi
AC_SUBST([INET_NTOP_LIB])
- gl_PREREQ_INET_NTOP
+ AC_CHECK_HEADERS_ONCE([netdb.h])
+ AC_CHECK_DECLS([inet_ntop],,,
+ [#include <arpa/inet.h>
+ #if HAVE_NETDB_H
+ # include <netdb.h>
+ #endif
+ ])
+ if test $ac_cv_have_decl_inet_ntop = no; then
+ HAVE_DECL_INET_NTOP=0
+ AC_REQUIRE([AC_C_RESTRICT])
+ fi
])
# Prerequisites of lib/inet_ntop.c.
AC_DEFUN([gl_PREREQ_INET_NTOP], [
- AC_CHECK_DECLS([inet_ntop],,,[#include <arpa/inet.h>])
- if test $ac_cv_have_decl_inet_ntop = no; then
- HAVE_DECL_INET_NTOP=0
- fi
AC_REQUIRE([gl_SOCKET_FAMILIES])
- AC_REQUIRE([AC_C_RESTRICT])
])