Eric Schulte <schulte.eric@gmail.com> writes:

> -	   (concat (format "\\begin{verbatim}\n%s\\end{verbatim}"
> -			   (org-export-format-code-default src-block info))))))
> +	   (concat (format "\\begin{%s}\n%s\\end{%s}"
> +			   org-latex-verbatim-env
> +			   (org-export-format-code-default src-block info)
> +			   org-latex-verbatim-env)))))

IIUC you don't need concat+format here.

-- 
Daimrod/Greg