betterC: string mixins in module - again

[Kapendev]

On Tuesday, 30 December 2025 at 23:39:40 UTC, DLearner wrote:
> > > > > string mxnInit(string parmScrnDef) {
> > > > > if(__ctfe) {
> > > > > ctfemst.obj : error LNK2019: unresolved external symbol 
> > > > > _memset128ii referenced in function main
> > > > > Error: undefined reference to `_memset128ii`

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