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| 1 | extern ndptr hashtab[]; /* hash table for macros etc. */
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| 2 | extern char buf[]; /* push-back buffer */
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| 3 | extern char *bp; /* first available character */
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| 4 | extern char *endpbb; /* end of push-back buffer */
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| 5 | extern stae mstack[]; /* stack of m4 machine */
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| 6 | extern char *ep; /* first free char in strspace */
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| 7 | extern char *endest; /* end of string space */
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| 8 | extern int sp; /* current m4 stack pointer */
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| 9 | extern int fp; /* m4 call frame pointer */
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| 10 | extern FILE *infile[]; /* input file stack (0=stdin) */
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| 11 | extern FILE *outfile[]; /* diversion array(0=bitbucket)*/
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| 12 | extern FILE *active; /* active output file pointer */
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| 13 | extern char *m4temp; /* filename for diversions */
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| 14 | extern int ilevel; /* input file stack pointer */
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| 15 | extern int oindex; /* diversion index.. */
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| 16 | extern char *null; /* as it says.. just a null.. */
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| 17 | extern char *m4wraps; /* m4wrap string default.. */
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| 18 | extern char lquote; /* left quote character (`) */
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| 19 | extern char rquote; /* right quote character (') */
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| 20 | extern char scommt; /* start character for comment */
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| 21 | extern char ecommt; /* end character for comment */
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