# HG changeset patch
# User Sergey Kandaurov <pluknet@nginx.com>
# Date 1492429332 -10800
# Node ID 9fb9945137761c362ba51aaace2db3b7bcf1b25b
# Parent  be5cfa918bfc07f378c8f905e5e9349f1825c268
Enabled IPV6_RECVPKTINFO / IPV6_PKTINFO on macOS.

This change allows setting the destination IPv6 address of a UDP datagram
received on a wildcard socket.

diff --git a/auto/os/darwin b/auto/os/darwin
--- a/auto/os/darwin
+++ b/auto/os/darwin
@@ -17,6 +17,9 @@ ngx_spacer='
 MAIN_LINK=
 MODULE_LINK="-shared -Wl,-undefined,dynamic_lookup"
 
+CC_AUX_FLAGS="$CC_AUX_FLAGS -D__APPLE_USE_RFC_3542"
+
+
 # kqueue
 
 echo " + kqueue found"
@@ -86,7 +89,6 @@ ngx_feature_test="int  kq;
 
 # sendfile()
 
-CC_AUX_FLAGS="$CC_AUX_FLAGS"
 ngx_feature="sendfile()"
 ngx_feature_name="NGX_HAVE_SENDFILE"
 ngx_feature_run=yes
diff --git a/src/os/unix/ngx_darwin_config.h b/src/os/unix/ngx_darwin_config.h
--- a/src/os/unix/ngx_darwin_config.h
+++ b/src/os/unix/ngx_darwin_config.h
@@ -9,6 +9,9 @@
 #define _NGX_DARWIN_CONFIG_H_INCLUDED_
 
 
+#define __APPLE_USE_RFC_3542    /* IPV6_PKTINFO */
+
+
 #include <sys/types.h>
 #include <sys/time.h>
 #include <unistd.h>