diff -urNw hping2-rc3.orig/getlhs.c hping2-rc3/getlhs.c
--- hping2-rc3.orig/getlhs.c	2008-05-04 18:07:22.000000000 -0400
+++ hping2-rc3/getlhs.c	2008-05-04 18:10:38.000000000 -0400
@@ -108,6 +108,9 @@
 	} else if ( strstr(ifname, "wlan") ) {
 		linkhdr_size = WLANHDR_SIZE;
 		return 0;
+	} else if (strstr(ifname, "ath") ) {
+		linkhdr_size = WLANHDR_SIZE;
+		return 0;
 	}
 	else
 		return -1;