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Diff for /src/usr.bin/m4/extern.h between version 1.3 and 1.4

version 1.3, 1996/06/26 05:36:12 version 1.4, 1997/12/10 20:24:12
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 extern int ilevel;              /* input file stack pointer */  extern int ilevel;              /* input file stack pointer */
 extern int oindex;              /* diversion index. */  extern int oindex;              /* diversion index. */
 extern int sp;                  /* current m4 stack pointer */  extern int sp;                  /* current m4 stack pointer */
 extern char *bp;                /* first available character */  extern pbent *bp;               /* first available character */
 extern char buf[];              /* push-back buffer */  extern pbent buf[];             /* push-back buffer */
 extern char *bufbase;           /* buffer base for this ilevel */  extern pbent *bufbase;          /* buffer base for this ilevel */
 extern char *bbase[];           /* buffer base per ilevel */  extern pbent *bbase[];          /* buffer base per ilevel */
 extern char ecommt[];           /* end character for comment */  extern char ecommt[];           /* end character for comment */
 extern char *endest;            /* end of string space */  extern char *endest;            /* end of string space */
 extern char *endpbb;            /* end of push-back buffer */  extern pbent *endpbb;           /* end of push-back buffer */
 extern char *ep;                /* first free char in strspace */  extern char *ep;                /* first free char in strspace */
 extern char lquote[];           /* left quote character (`) */  extern char lquote[];           /* left quote character (`) */
 extern char *m4temp;            /* filename for diversions */  extern char *m4temp;            /* filename for diversions */
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Removed from v.1.3  
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  Added in v.1.4