DO NOT MERGE: Fix aosp 64bit build. tcpdump+64bit=bad

This is until aosp gets the latest libpcap+tcpdump currently only on internal.

This reverts commit 5c68e265ac2bfeb881f9cc87c50f8b947ddbd86c.

Change-Id: If6a990c72cb3a8d699cf0881f7d5fb8b725fdf2e
diff --git a/core/64_bit_blacklist.mk b/core/64_bit_blacklist.mk
index 4302c47..9ae2aa5 100644
--- a/core/64_bit_blacklist.mk
+++ b/core/64_bit_blacklist.mk
@@ -21,6 +21,7 @@
 	external/bluetooth/bluedroid \
 	external/oprofile/daemon \
 	external/oprofile/opcontrol \
+	external/tcpdump \
 	frameworks/av \
 	frameworks/base \
 	frameworks/ex \