2 * Copyright (c) 2004, Free Software Foundation,
4 * & Ximbiot <http://ximbiot.com>.
6 * You may distribute under the terms of the GNU General Public License as
7 * specified in the README file that comes with the CVS source distribution.
10 void push PROTO((List *_stack, void *_elem));
11 void *pop PROTO((List *_stack));
12 void unshift PROTO((List *_stack, void *_elem));
13 void *shift PROTO((List *_stack));
14 void push_string PROTO((List *_stack, char *_elem));
15 char *pop_string PROTO((List *_stack));
16 void unshift_string PROTO((List *_stack, char *_elem));
17 char *shift_string PROTO((List *_stack));
18 int isempty PROTO((List *_stack));