ref: 937dc8346a71563b1c7aa45a6217a24b9b892df8
parent: 56a5fc5e840fab4ad6a8d3381b8a7c087efee9f5
author: Chris Bagwell <chris@cnpbagwell.com>
date: Tue Oct 7 17:04:28 EDT 2014
fix lsx_filelength() prototype mismatach. Fixes compile issue on OS X 10.9/llvm