1 # inet_ntop.m4 serial 15
2 dnl Copyright (C) 2005-2006, 2008-2011 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 AC_DEFUN([gl_FUNC_INET_NTOP],
9 dnl Persuade Solaris <arpa/inet.h> to declare inet_ntop.
10 AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
12 dnl Most platforms that provide inet_ntop define it in libc.
13 dnl Solaris 8..10 provide inet_ntop in libnsl instead.
16 AC_SEARCH_LIBS([inet_ntop], [nsl], [],
17 [AC_CHECK_FUNCS([inet_ntop])
18 if test $ac_cv_func_inet_ntop = no; then
25 if test "$ac_cv_search_inet_ntop" != "no" &&
26 test "$ac_cv_search_inet_ntop" != "none required"; then
27 INET_NTOP_LIB="$ac_cv_search_inet_ntop"
29 AC_SUBST([INET_NTOP_LIB])
31 AC_CHECK_HEADERS_ONCE([netdb.h])
32 AC_CHECK_DECLS([inet_ntop],,,
33 [#include <arpa/inet.h>
38 if test $ac_cv_have_decl_inet_ntop = no; then
40 AC_REQUIRE([AC_C_RESTRICT])
44 # Prerequisites of lib/inet_ntop.c.
45 AC_DEFUN([gl_PREREQ_INET_NTOP], [
46 AC_REQUIRE([gl_SOCKET_FAMILIES])