From c2d8025a0ae50200592ef87a386b742c07352027 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Tue, 11 Mar 2003 19:07:41 +0000
Subject: Christophe Demory fixed the check to work better for non-blocking on
 HP-UX systems. Bug report #701749.

---
 lib/sendf.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/sendf.c b/lib/sendf.c
index 7901108c1..26d1831d8 100644
--- a/lib/sendf.c
+++ b/lib/sendf.c
@@ -270,7 +270,11 @@ CURLcode Curl_write(struct connectdata *conn, int sockfd,
 #ifdef WIN32
       if(WSAEWOULDBLOCK == GetLastError())
 #else
-      if(EWOULDBLOCK == errno)
+      /* As pointed out by Christophe Demory on March 11 2003, errno
+         may be EWOULDBLOCK or on some systems EAGAIN when it returned
+         due to its inability to send off data without blocking. We
+         therefor treat both error codes the same here */
+      if((EWOULDBLOCK == errno) || ((EAGAIN == errno))
 #endif
       {
         /* this is just a case of EWOULDBLOCK */
-- 
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