[newlib-cygwin] Cygwin: fix socketpair prototype

[newlib-cygwin] Cygwin: fix socketpair prototype

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=f4a1a186f9f3550b930738d0472bff97728f39e6

commit f4a1a186f9f3550b930738d0472bff97728f39e6
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Fri Mar 9 14:17:39 2018 +0100

    Cygwin: fix socketpair prototype
    
    Last parameter is a vector of 2 ints, not a pointer to int
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/include/sys/socket.h | 2 +-
 winsup/cygwin/net.cc               | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/winsup/cygwin/include/sys/socket.h b/winsup/cygwin/include/sys/socket.h
index e6b92ee..4b61cb0 100644
--- a/winsup/cygwin/include/sys/socket.h
+++ b/winsup/cygwin/include/sys/socket.h
@@ -40,7 +40,7 @@ extern "C"
   int shutdown (int, int);
   int socket (int __family, int __type, int __protocol);
   int sockatmark (int __fd);
-  int socketpair (int __domain, int __type, int __protocol, int *__socket_vec);
+  int socketpair (int __domain, int __type, int __protocol, int __fds[2]);
 
   struct servent *getservbyname (const char *__name, const char *__proto);
 #endif
diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc
index 38a53f8..67cd967 100644
--- a/winsup/cygwin/net.cc
+++ b/winsup/cygwin/net.cc
@@ -2271,7 +2271,7 @@ cygwin_bindresvport (int fd, struct sockaddr_in *sin)
 
 /* socketpair: POSIX.1-2001, POSIX.1-2008, 4.4BSD. */
 extern "C" int
-socketpair (int af, int type, int protocol, int *sb)
+socketpair (int af, int type, int protocol, int sv[2])
 {
   int res = -1;
   const device *dev;
@@ -2324,8 +2324,8 @@ socketpair (int af, int type, int protocol, int *sb)
 	    set_std_handle (fd_out);
 	  __try
 	    {
-	      sb[0] = fd_in;
-	      sb[1] = fd_out;
+	      sv[0] = fd_in;
+	      sv[1] = fd_out;
 	      res = 0;
 	    }
 	  __except (EFAULT) {}