-# getaddrinfo.m4 serial 6
+# getaddrinfo.m4 serial 7
dnl Copyright (C) 2004, 2005 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_REQUIRE([gl_SOCKET_FAMILIES])
AC_REQUIRE([AC_C_INLINE])
AC_REQUIRE([AC_GNU_SOURCE])
- AC_CHECK_HEADERS_ONCE(sys/socket.h netdb.h sys/types.h netinet/in.h)
+ AC_CHECK_HEADERS_ONCE(netinet/in.h)
AC_CHECK_DECLS([getaddrinfo, freeaddrinfo, gai_strerror],,,[
/* sys/types.h is not needed according to POSIX, but the
sys/socket.h in i386-unknown-freebsd4.10 and