--- Libc/Libc-763.13/stdio/FreeBSD/fdopen.c
+++ Libc/Libc-825.24/stdio/FreeBSD/fdopen.c
@@ -29,6 +29,15 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
+
+#ifdef VARIANT_DARWINEXTSN
+#define _DARWIN_UNLIMITED_STREAMS
+#define COUNT	0
+#elif defined(VARIANT_LEGACY)
+#define COUNT	0
+#else
+#define COUNT	1
+#endif
 
 #if defined(LIBC_SCCS) && !defined(lint)
 static char sccsid[] = "@(#)fdopen.c	8.1 (Berkeley) 6/4/93";
@@ -78,7 +87,7 @@
 		return (NULL);
 	}
 
-	if ((fp = __sfp()) == NULL)
+	if ((fp = __sfp(COUNT)) == NULL)
 		return (NULL);
 	fp->_flags = flags;
 	/*