From e8ba2281f804e70162ce4c8b2398155b7f58fa98 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sa=C3=BAl=20Ibarra=20Corretg=C3=A9?= <saghul@gmail.com>
Date: Tue, 9 Aug 2016 17:32:15 +0100
Subject: [PATCH] unix: remove support for FreeBSD < 10
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PR-URL: https://github.com/libuv/libuv/pull/984
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Johan Bergström <bugs@bergstroem.nu>
---
 src/unix/core.c | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/src/unix/core.c b/src/unix/core.c
index 64522383..965aae79 100644
--- a/src/unix/core.c
+++ b/src/unix/core.c
@@ -60,14 +60,11 @@
 # include <sys/filio.h>
 # include <sys/wait.h>
 # define UV__O_CLOEXEC O_CLOEXEC
-# if defined(__FreeBSD__) && __FreeBSD__ >= 10
+# if defined(__FreeBSD__)
 #  define uv__accept4 accept4
 #  define UV__SOCK_NONBLOCK SOCK_NONBLOCK
 #  define UV__SOCK_CLOEXEC  SOCK_CLOEXEC
 # endif
-# if !defined(F_DUP2FD_CLOEXEC) && defined(_F_DUP2FD_CLOEXEC)
-#  define F_DUP2FD_CLOEXEC  _F_DUP2FD_CLOEXEC
-# endif
 #endif
 
 #if defined(__ANDROID_API__) && __ANDROID_API__ < 21
@@ -446,7 +443,7 @@ int uv__accept(int sockfd) {
   assert(sockfd >= 0);
 
   while (1) {
-#if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD__ >= 10)
+#if defined(__linux__) || defined(__FreeBSD__)
     static int no_accept4;
 
     if (no_accept4)
@@ -970,18 +967,11 @@ int uv__open_cloexec(const char* path, int flags) {
 
 int uv__dup2_cloexec(int oldfd, int newfd) {
   int r;
-#if defined(__FreeBSD__) && __FreeBSD__ >= 10
+#if defined(__FreeBSD__)
   r = dup3(oldfd, newfd, O_CLOEXEC);
   if (r == -1)
     return -errno;
   return r;
-#elif defined(__FreeBSD__) && defined(F_DUP2FD_CLOEXEC)
-  r = fcntl(oldfd, F_DUP2FD_CLOEXEC, newfd);
-  if (r != -1)
-    return r;
-  if (errno != EINVAL)
-    return -errno;
-  /* Fall through. */
 #elif defined(__linux__)
   static int no_dup3;
   if (!no_dup3) {