w32: Move defines for socket specific errors to qemu-os-win32.h
As those defines are only used for w32,
they should be in the header file for w32.
All files which include slirp.h or qemu_socket.h also
include qemu-os-win32.h.
Signed-off-by: Stefan Weil <sw@weilnetz.de>
diff --git a/qemu-os-win32.h b/qemu-os-win32.h
index 8eda4bd..b6533c0 100644
--- a/qemu-os-win32.h
+++ b/qemu-os-win32.h
@@ -30,6 +30,32 @@
#include <winsock2.h>
#include "main-loop.h"
+/* Workaround for older versions of MinGW. */
+#ifndef ECONNREFUSED
+# define ECONNREFUSED WSAECONNREFUSED
+#endif
+#ifndef EINPROGRESS
+# define EINPROGRESS WSAEINPROGRESS
+#endif
+#ifndef EHOSTUNREACH
+# define EHOSTUNREACH WSAEHOSTUNREACH
+#endif
+#ifndef EINTR
+# define EINTR WSAEINTR
+#endif
+#ifndef EINPROGRESS
+# define EINPROGRESS WSAEINPROGRESS
+#endif
+#ifndef ENETUNREACH
+# define ENETUNREACH WSAENETUNREACH
+#endif
+#ifndef ENOTCONN
+# define ENOTCONN WSAENOTCONN
+#endif
+#ifndef EWOULDBLOCK
+# define EWOULDBLOCK WSAEWOULDBLOCK
+#endif
+
/* Declaration of ffs() is missing in MinGW's strings.h. */
int ffs(int i);