[openssh-commits] [openssh] 01/01: Check for sockaddr_in.sin_len.

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dtucker pushed a commit to branch master
in repository openssh.

commit 5ebe18cab6be3247b44c807ac145164010465b82
Author: Darren Tucker <dtucker at dtucker.net>
Date:   Wed Nov 2 10:51:48 2022 +1100

    Check for sockaddr_in.sin_len.
    
    If found, set SOCK_HAS_LEN which is used in addr.c.  Should fix keyscan
    tests on platforms with this (eg old NetBSD).
---
 configure.ac | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/configure.ac b/configure.ac
index c591a041..1e77ecfc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4325,6 +4325,16 @@ AC_CHECK_MEMBER([struct __res_state.retrans], [], [AC_DEFINE([__res_state], [sta
 #include <resolv.h>
 ]])
 
+AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
+    [AC_DEFINE([SOCK_HAS_LEN], [1], [sockaddr_in has sin_len])],
+    [],
+    [AC_LANG_SOURCE([[
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+    ]])]
+)
+
 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
 		ac_cv_have_ss_family_in_struct_ss, [
 	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[

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