Modernization: use tilde (~) syntax for ignored output arguments

src/mtest.m

@@ -48,7 +48,7 @@ check = 1;
 if nargin<2 || isempty(fpath)
     fname = append_extension_if_needed(fname);
     fid = fopen(fname,'r');
-    [junk, FNAME, vessel] = fileparts(fname);
+    [~, FNAME, vessel] = fileparts(fname);
 else
     fname = append_extension_if_needed(fname);
     fid = fopen([fpath filesep fname],'r');