how to understand different attribute styles?

there is "@disable", using @ as prefix; there is "__gshared", using __ as prefix; there is also "align", not using prefix. I failed to summarize a rule here. Can anyone tell the underlined philosiphy?

DUB: can I fully control the output file name?

I'm writing a Total Commander plugin, which has the "wdx" file extension, so I wish to let dub generate xxx.wdx directly but not xxx.dll. How can I write my file to achieve this goal? --- my dub.json: { "name": "tckeyex", "targetType": "dynamicLibrary", "description": "A