Automated update

configure

@@ -14803,7 +14803,7 @@ EOF
 #define UNIX_ASYNC_DNS 1
 EOF
 
-elif test "$OS_ARCH" != "WINNT"; then
+elif test "$OS_ARCH" != "WINNT" -a "$OS_ARCH" != "OS2"; then
   cat >> confdefs.h <<\EOF
 #define XP_UNIX 1
 EOF