What file do you edit in LT Toolkit to auto load LISP routines in AutoCAD LT?
Toolkit for AutoCAD LT has 2 files that can be edited to suit your preferences.
Toolkit.lsp and Toolkitdoc.lsp are located on (if you are using LT Toolkit 2010):
Toolkit.lsp file is used to load a single instance of a command not call with each new document.
Toolkitdoc.lsp file is used to load LISP required in each document. Add your functions to this file.
This file will be loaded each time a new document is created.