--- libaitio/example/bpf.c	2013/06/25 17:06:02	1.1.2.6
+++ libaitio/example/bpf.c	2013/06/25 17:16:37	1.1.2.7
@@ -300,9 +300,9 @@ main(int argc, char **argv)
 		strlcpy(szStr, *argv, sizeof szStr);
 
 #ifdef __FreeBSD__
-	dev = io_etherOpen(szStr, O_RDWR, 42, (u_int*) &siz, &bz);
+	dev = io_etherOpen(szStr, O_RDWR | O_NONBLOCK, 42, (u_int*) &siz, (flg) ? &bz : NULL);
 	if (dev == -1)
-		dev = io_etherOpen(szStr, O_RDWR, 42, (u_int*) &siz, NULL);
+		dev = io_etherOpen(szStr, O_RDWR | O_NONBLOCK, 42, (u_int*) &siz, NULL);
 #else
 	dev = io_etherOpen(szStr, O_RDWR, 42, (u_int*) &siz, NULL);
 #endif
@@ -344,7 +344,7 @@ main(int argc, char **argv)
 			if (poll(&pfd, 1, -1) == -1)
 				break;
 
-			ret = io_etherRecv(dev, buffer, siz, bz);
+			ret = io_etherRecv(dev, buffer, siz, NULL);
 			if (ret == -1)
 				printf("%d) io_etherRecv(%d) #%d - %s\n", i, ret, 
 						io_GetErrno(), io_GetError());