Adding an extension will make no difference under Linux (that's a Windows-ism, and one of the most stupid software engineering decisions that was ever rolled out. But I digress.).
What does $ file 149C6000 say? -- Want to get paid for working with Linux? http://goo.gl/HEGbyu -- Next meeting: Bournemouth, Tuesday, 2015-04-07 20:00 Meets, Mailing list, IRC, LinkedIn, ... http://dorset.lug.org.uk/ New thread: mailto:dorset@mailman.lug.org.uk / CHECK IF YOU'RE REPLYING Reporting bugs well: http://goo.gl/4Xue / TO THE LIST OR THE AUTHOR