* Copyright (c) 1989 The Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* %sccs.include.redist.c%
* @(#)extr.h 5.3 (Berkeley) %G%
extern ndptr hashtab
[]; /* hash table for macros etc. */
extern char buf
[]; /* push-back buffer */
extern char *bp
; /* first available character */
extern char *endpbb
; /* end of push-back buffer */
extern stae mstack
[]; /* stack of m4 machine */
extern char *ep
; /* first free char in strspace */
extern char *endest
; /* end of string space */
int sp
; /* current m4 stack pointer */
int fp
; /* m4 call frame pointer */
extern FILE *infile
[]; /* input file stack (0=stdin) */
extern FILE *outfile
[]; /* diversion array(0=bitbucket)*/
extern FILE *active
; /* active output file pointer */
extern char *m4temp
; /* filename for diversions */
extern int ilevel
; /* input file stack pointer */
extern int oindex
; /* diversion index.. */
extern char *null
; /* as it says.. just a null.. */
extern char *m4wraps
; /* m4wrap string default.. */
extern char lquote
; /* left quote character (`) */
extern char rquote
; /* right quote character (') */
extern char scommt
; /* start character for comment */
extern char ecommt
; /* end character for comment */