code review 11590043: runtime: cleanup: use ArgsSizeUnknown to mark all functions

src/cmd/5a/a.h

 // Inferno utils/5a/a.h
 // http://code.google.com/p/inferno-os/source/browse/utils/5a/a.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 107 matching lines @@
 enum
 {
         CLAST,
         CMACARG,
         CMACRO,
         CPREPROC,
 
         Always  = 14,
 };
 
+enum
+{
+        // This value is known to the garbage collector and should be kept in

[rsc, 2013/07/19 17:48:51]

Let's put it in runtime/funcdata.h and include that in the .c or .y files that
need it.
Applies throughout.

+        // sync with runtime/pkg/runtime.h
+        ArgsSizeUnknown = 0x80000000
+};
+
 EXTERN  char    debug[256];
 EXTERN  Sym*    hash[NHASH];
 EXTERN  char**  Dlist;
 EXTERN  int     nDlist;
 EXTERN  Hist*   ehist;
 EXTERN  int     newflag;
 EXTERN  Hist*   hist;
 EXTERN  char*   hunk;
 EXTERN  char**  include;
 EXTERN  Io*     iofree;
@@ skipping 54 matching lines @@
 void    macend(void);
 void    outhist(void);
 void    dodefine(char*);
 void    prfile(int32);
 void    linehist(char*, int);
 void    gethunk(void);
 void    yyerror(char*, ...);
 int     yyparse(void);
 void    setinclude(char*);
 int     assemble(char*);