1 # getaddrinfo.m4 serial 7
2 dnl Copyright (C) 2004, 2005 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_GETADDRINFO],
9 AC_SEARCH_LIBS(getaddrinfo, [nsl socket])
10 AC_SEARCH_LIBS(gethostbyname, [inet nsl])
11 AC_SEARCH_LIBS(getservbyname, [inet nsl socket xnet])
12 AC_REPLACE_FUNCS(getaddrinfo gai_strerror)
16 # Prerequisites of lib/getaddrinfo.h and lib/getaddrinfo.c.
17 AC_DEFUN([gl_PREREQ_GETADDRINFO], [
18 AC_REQUIRE([gl_C_RESTRICT])
19 AC_REQUIRE([gl_SOCKET_FAMILIES])
20 AC_REQUIRE([AC_C_INLINE])
21 AC_REQUIRE([AC_GNU_SOURCE])
22 AC_CHECK_HEADERS_ONCE(netinet/in.h)
23 AC_CHECK_DECLS([getaddrinfo, freeaddrinfo, gai_strerror],,,[
24 /* sys/types.h is not needed according to POSIX, but the
25 sys/socket.h in i386-unknown-freebsd4.10 and
26 powerpc-apple-darwin5.5 required it. */
27 #include <sys/types.h>
28 #include <sys/socket.h>
31 AC_CHECK_TYPES([struct addrinfo],,,[
32 #include <sys/types.h>
33 #include <sys/socket.h>