anchor.diff:        CHARACTER STR*(*)
   * ----------------------------------------------------------------------
         INTEGER    NCLS,     NRWS,       MTOK
  -      PARAMETER (NCLS=5,   NRWS=106,   MTOK=128)
  +      PARAMETER (NCLS=5,   NRWS=135,   MTOK=128)
   *
         INTEGER    UNKN,      WHIT,      IDEN      
         PARAMETER (UNKN=0,    WHIT=101,  IDEN=201)
  
positive.code:       PARAMETER ( POW=401,   MUL=402,   DIV=403,  FDIV=404,  MODU=405)
        INTEGER     ADD,       SUB,      OPER
        PARAMETER ( ADD=406,   SUB=407,  OPER=400)
  *
        INTEGER     ERR,       NEW,      PUSH,      FLSH
        PARAMETER ( ERR=0,     NEW=101,  PUSH=102,  FLSH=103)
  
negative.code:       CHARACTER*(*) STR
  * ----------------------------------------------------------------------
        INTEGER    NCLS,     NRWS,       MTOK
        PARAMETER (NCLS=5,   NRWS=135,   MTOK=128)
  *
        INTEGER    UNKN,      WHIT,      IDEN      
        PARAMETER (UNKN=0,    WHIT=101,  IDEN=201)
  