nbsp;    = $0b;    { command cancelled                       
   }
  NRC_DUPNAME     = $0d;    { duplicate name                          
   }
  NRC_NAMTFUL     = $0e;    { name table full                         
   }
  NRC_ACTSES      = $0f;    { no deletions, name has active sessions  
   }
  NRC_LOCTFUL     = $11;    { local session table full                
   }
  NRC_REMTFUL     = $12;    { remote session table full               
   }
  NRC_ILLNN       = $13;    { illegal name number                     
   }
  NRC_NOCALL      = $14;    { no callname                             
   }
  NRC_NOWILD      = $15;    { cannot put * in NCB_NAME                
   }
  NRC_INUSE       = $16;    { name in use on remote adapter           
   }
  NRC_NAMERR      = $17;    { name deleted                            
   }
  NRC_SABORT      = $18;    { session ended abnormally                
   }
  NRC_NAMCONF     = $19;    { name conflict