syms_of_casetab  2320 src/emacs.c          syms_of_casetab ();
syms_of_casetab  4846 src/lisp.h     extern void syms_of_casetab (void);
syms_of_casetab  4177 test/manual/etags/c-src/emacs/src/lisp.h extern void syms_of_casetab (void);