code review 198044: Avoid overflow of include and define buffers in 5a/6a/8...

src/cmd/cc/cc.h

 // Inferno utils/cc/cc.h
 // http://code.google.com/p/inferno-os/source/browse/utils/cc/cc.h
 //
 //      Copyright © 1994-1999 Lucent Technologies Inc.  All rights reserved.
 //      Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net)
 //      Portions Copyright © 1997-1999 Vita Nuova Limited
 //      Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com)
 //      Portions Copyright © 2004,2006 Bruce Ellis
 //      Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net)
 //      Revisions Copyright © 2000-2007 Lucent Technologies Inc. and others
@@ skipping 49 matching lines @@
 
 #define NHUNK           50000L
 #define BUFSIZ          8192
 #define NSYMB           500
 #define NHASH           1024
 #define STRINGSZ        200
 #define HISTSZ          20
 #define YYMAXDEPTH      500
 #define NTERM           10
 #define MAXALIGN        7
-#define NALLOC          8
 
 #define SIGN(n)         ((uvlong)1<<(n-1))
 #define MASK(n)         (SIGN(n)|(SIGN(n)-1))
 
 #define BITS    5
 #define NVAR    (BITS*sizeof(uint32)*8)
 struct  Bits
 {
         uint32  b[BITS];
 };
@@ skipping 729 matching lines @@
 enum
 {
         Plan9   = 1<<0,
         Unix    = 1<<1,
         Windows = 1<<2,
 };
 int     pathchar(void);
 int     systemtype(int);
 void*   alloc(int32 n);
 void*   allocn(void*, int32, int32);