Add additional ctags binary name

plugin/tagbar.vim

@@ -28,6 +28,8 @@ endif
 if !exists('g:tagbar_ctags_bin')
     if executable('ctags-exuberant')
         let g:tagbar_ctags_bin = 'ctags-exuberant'
+    elseif executable('exuberant-ctags')
+        let g:tagbar_ctags_bin = 'exuberant-ctags'
     elseif executable('exctags')
         let g:tagbar_ctags_bin = 'exctags'
     elseif executable('ctags')