@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2008-2021 Jonathan Schleifer <js@nil.im>
+ * Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
  *
  * All rights reserved.
  *
  * This file is part of ObjFW. It may be distributed under the terms of the
  * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
@@ -132,10 +132,14 @@
 # endif
 # ifndef EWOULDBLOCK
 #  define EWOULDBLOCK WSAEWOULDBLOCK
 # endif
 #endif
+
+#ifndef EWOULDBLOCK
+# define EWOULDBLOCK EAGAIN
+#endif
 
 /**
  * @class OFException OFException.h ObjFW/OFException.h
  *
  * @brief The base class for all exceptions in ObjFW