1 files changed, 1 insertions, 1 deletions
diff --git a/ace/OS.h b/ace/OS.h
index 14f86e2a4ae..4d73985e244 100644
--- a/ace/OS.h
+++ b/ace/OS.h
@@ -305,7 +305,7 @@ class ACE_Timeout_Manager;
 
 #     include "ace/os_include/os_limits.h"  // <sys/param.h>
 
-#   if !defined (ACE_LACKS_UNIX_DOMAIN_SOCKETS) && !defined (VXWORKS)
+#   if !defined (ACE_LACKS_UNIX_DOMAIN_SOCKETS)
 #     include "ace/os_include/sys/os_un.h"
 #   endif /* ACE_LACKS_UNIX_DOMAIN_SOCKETS */