Replace use of FIONBIO with POSIX-approved O_NONBLOCK (set using fcntl()).

This should save us having to worry about different OSs' defining it in
different headers.

git-svn-id: svn://svn.tartarus.org/sgt/putty@3126 cda61777-01e9-0310-a592-d414129be87e

diff --git a/unix/uxnet.c b/unix/uxnet.c
index f4731fd..8ae0c2f 100644 (file)
--- a/unix/uxnet.c
+++ b/unix/uxnet.c
@@ -383,6 +383,7 @@ Socket sk_new(SockAddr addr, int port, int privport, int oobinline,
     int err;
     Actual_Socket ret;
     short localport;
+    int fl;
 
     /*
      * Create Socket structure.
@@ -492,10 +493,10 @@ Socket sk_new(SockAddr addr, int port, int privport, int oobinline,
     a.sin_addr.s_addr = htonl(addr->address);
     a.sin_port = htons((short) port);
 #endif
-    {
-       int i = 1;
-       ioctl(s, FIONBIO, &i);
-    }
+
+    fl = fcntl(s, F_GETFL);
+    if (fl != -1)
+       fcntl(s, F_SETFL, fl | O_NONBLOCK);
 
     if ((
 #ifdef IPV6