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49 lines
1.4 KiB
Plaintext
49 lines
1.4 KiB
Plaintext
# getaddrinfo.m4 serial 6
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dnl Copyright (C) 2004, 2005 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_GETADDRINFO],
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[
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AC_SEARCH_LIBS(getaddrinfo, [nsl socket])
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AC_SEARCH_LIBS(gethostbyname, [inet nsl])
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AC_SEARCH_LIBS(getservbyname, [inet nsl socket xnet])
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AC_REPLACE_FUNCS(getaddrinfo gai_strerror)
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gl_PREREQ_GETADDRINFO
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])
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# Prerequisites of lib/getaddrinfo.h and lib/getaddrinfo.c.
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AC_DEFUN([gl_PREREQ_GETADDRINFO], [
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AC_REQUIRE([gl_C_RESTRICT])
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AC_REQUIRE([gl_SOCKET_FAMILIES])
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AC_REQUIRE([AC_C_INLINE])
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AC_REQUIRE([AC_GNU_SOURCE])
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AC_CHECK_HEADERS_ONCE(sys/socket.h netdb.h sys/types.h netinet/in.h)
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AC_CHECK_DECLS([getaddrinfo, freeaddrinfo, gai_strerror],,,[
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/* sys/types.h is not needed according to POSIX, but the
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sys/socket.h in i386-unknown-freebsd4.10 and
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powerpc-apple-darwin5.5 required it. */
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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#ifdef HAVE_NETDB_H
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# include <netdb.h>
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#endif
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])
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AC_CHECK_TYPES([struct addrinfo],,,[
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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#ifdef HAVE_NETDB_H
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# include <netdb.h>
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#endif
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])
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])
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