--- /dev/null
+++ Libc/Libc-583/net/FreeBSD/recv.c.patch
@@ -0,0 +1,25 @@
+--- recv.c.orig	2008-09-01 21:12:58.000000000 -0700
++++ recv.c	2008-09-01 21:13:04.000000000 -0700
+@@ -40,11 +40,21 @@ __FBSDID("$FreeBSD: src/lib/libc/net/rec
+ #include <stddef.h>
+ #include "un-namespace.h"
+ 
++#ifdef VARIANT_CANCELABLE
++ssize_t __recvfrom(int, void *, size_t, int, struct sockaddr * __restrict, socklen_t * __restrict);
++#else /* !VARIANT_CANCELABLE */
++ssize_t __recvfrom_nocancel(int, void *, size_t, int, struct sockaddr * __restrict, socklen_t * __restrict);
++#endif /* VARIANT_CANCELABLE */
++
+ ssize_t
+ recv(s, buf, len, flags)
+ 	int s, flags;
+ 	size_t len;
+ 	void *buf;
+ {
+-	return (_recvfrom(s, buf, len, flags, NULL, 0));
++#ifdef VARIANT_CANCELABLE
++	return (__recvfrom(s, buf, len, flags, NULL, 0));
++#else /* !VARIANT_CANCELABLE */
++	return (__recvfrom_nocancel(s, buf, len, flags, NULL, 0));
++#endif /* VARIANT_CANCELABLE */
+ }