configure: Add an arm64-linux-gcc target configuration

Change-Id: I23efc07572b2406ce5d9283340aef5aee8326280

configure

diff --git a/configure b/configure
index 095cddf..ff97dee 100755
--- a/configure
+++ b/configure
@@ -103,6 +103,7 @@
 all_platforms="${all_platforms} armv6-linux-gcc"
 all_platforms="${all_platforms} armv6-none-rvct"
 all_platforms="${all_platforms} arm64-darwin-gcc"
+all_platforms="${all_platforms} arm64-linux-gcc"
 all_platforms="${all_platforms} armv7-android-gcc"   #neon Cortex-A8
 all_platforms="${all_platforms} armv7-darwin-gcc"    #neon Cortex-A8
 all_platforms="${all_platforms} armv7-linux-rvct"    #neon Cortex-A8