> From: "ÄÄÌìµÄÍí·ç" <875776209@qq.com>
> Date: Sun, 3 May 2015 01:30:19 +0800
> 
> 1. Where is the definition of DEFSYM, I can not find it in lisp.h now.

src/lisp.h, line 1796.

> 2. Where is the definition of the struct emacs_globals, I can not find it in
> all the source .c .h files in emacs-master source code which I get from github.

src/globals.h, line 3.