Check for struct addrinfo

[tinc] / configure.in

diff --git a/configure.in b/configure.in
index 899c19a..5751131 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 
-dnl $Id: configure.in,v 1.13.2.37 2001/11/15 23:26:27 zarq Exp $
+dnl $Id: configure.in,v 1.13.2.38 2001/11/15 23:49:46 zarq Exp $
 
 AC_INIT(src/tincd.c)
 AM_INIT_AUTOMAKE(tinc, 1.0-cvs)
@@ -68,6 +68,21 @@ AC_TYPE_SIZE_T
 AC_HEADER_TIME
 AC_STRUCT_TM
 
+AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
+  AC_TRY_COMPILE(
+    [
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netdb.h>
+    ],
+    [ struct addrinfo s; s.ai_flags = 0; ],
+    [ ac_cv_have_struct_addrinfo="yes" ],
+    [ ac_cv_have_struct_addrinfo="no" ]
+  )])
+if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
+  AC_DEFINE(HAVE_STRUCT_ADDRINFO)
+fi
+
 dnl Checks for library functions.
 AC_FUNC_MEMCMP
 AC_FUNC_ALLOCA