From c87e7888977fd5c4a6282bf77a2ca410b8adb19e Mon Sep 17 00:00:00 2001
From: Martin Husemann <martin@netbsd.org>
Date: Sat, 16 Nov 2013 09:13:23 +0100
Subject: [PATCH] Bug 810716: Avoid AC_TRY_LINK on systems where we do not want
 res_ninit r=ted

---
 configure.in        | 23 ++++++++++++++---------
 js/src/configure.in | 23 ++++++++++++++---------
 2 files changed, 28 insertions(+), 18 deletions(-)

diff --git a/configure.in b/configure.in
index 670db0deb49d..debc62b61173 100644
--- a/configure.in
+++ b/configure.in
@@ -3096,15 +3096,20 @@ fi
 AC_CACHE_CHECK(
     [for res_ninit()],
     ac_cv_func_res_ninit,
-    [AC_TRY_LINK([
-        #ifdef linux
-        #define _BSD_SOURCE 1
-        #endif
-        #include <resolv.h>
-        ],
-        [int foo = res_ninit(&_res);],
-        [ac_cv_func_res_ninit=yes],
-        [ac_cv_func_res_ninit=no])
+    [if test "$OS_TARGET" = NetBSD -o "$OS_TARGET" = OpenBSD; then
+        dnl no need for res_ninit() on NetBSD and OpenBSD
+        ac_cv_func_res_ninit=no
+     else
+        AC_TRY_LINK([
+            #ifdef linux
+            #define _BSD_SOURCE 1
+            #endif
+            #include <resolv.h>
+            ],
+            [int foo = res_ninit(&_res);],
+            [ac_cv_func_res_ninit=yes],
+            [ac_cv_func_res_ninit=no])
+     fi
     ])
 
 if test "$ac_cv_func_res_ninit" = "yes"; then
diff --git a/js/src/configure.in b/js/src/configure.in
index bb900b5b8c3b..1dc32a83399d 100644
--- a/js/src/configure.in
+++ b/js/src/configure.in
@@ -2546,15 +2546,20 @@ fi
 AC_CACHE_CHECK(
     [for res_ninit()],
     ac_cv_func_res_ninit,
-    [AC_TRY_LINK([
-        #ifdef linux
-        #define _BSD_SOURCE 1
-        #endif
-        #include <resolv.h>
-        ],
-        [int foo = res_ninit(&_res);],
-        [ac_cv_func_res_ninit=yes],
-        [ac_cv_func_res_ninit=no])
+    [if test "$OS_TARGET" = NetBSD -o "$OS_TARGET" = OpenBSD; then
+        dnl no need for res_ninit() on NetBSD and OpenBSD
+        ac_cv_func_res_ninit=no
+     else
+       AC_TRY_LINK([
+            #ifdef linux
+            #define _BSD_SOURCE 1
+            #endif
+            #include <resolv.h>
+            ],
+            [int foo = res_ninit(&_res);],
+            [ac_cv_func_res_ninit=yes],
+            [ac_cv_func_res_ninit=no])
+     fi
     ])
 
 if test "$ac_cv_func_res_ninit" = "yes"; then