DNS: make the same ip type DNS query as the interface address type

Since dns query happens on non-default interface, only query the
 address type that the interface has;otherwise the dns results
 might not be usable.

CRs-fixed: 694805
Change-Id: I4ce900507bf18a9f60a2971cf496aa7c930d540b
Revert "DNS: make the same ip type DNS query as the interface address type"

This reverts commit 53c2af91d6bc2e44c53aea98a06a76834e59fe09.
The reverted commit broke vpn connect.

Change-Id: I7e80dcf1fa1ba86effbe7716d50a5a08be7898ad
libc: Add cortex-a53 bionic code

Add cortex-a53 makefile. Currently it
uses cortex-a15 bionic code.

Change-Id: I1401b54b6c61d17782dff827d69f92b35a4f5c4f
msm8916: Enable QCOM bionic optimizations

Enable QCOM bionic optimizations for 8916.
Define QCOM_NEON_OPTIMIZATION for using QCOM specific
bionic optimizations.

Change-Id: I77cb7380ed2eed42a94cdf8f2ff04e800ff75092
Use memmove from krait for cortex-a53 target

Other functions are still as from cortex-a15 as originally configured.

Change-Id: If69348fc2c52cd04536e67a6aa650743459d75d4
Merge pull request #8 from CyanogenMod/cm-11.0

Upstream