anchor.diff:  ==== Workflows
   ...
   
  -===== Syncrhouns tpcall
  +===== Synchronous tpcall()
   
   ...
   
  -===== Asyncrhous call
  +===== Asynchronous call
   
   ...
   
  
positive.code: *Type code: TPCALL*
  
  Tpcall message block is used for lot of XATMI messaging purposes. It services
  as call for *tpcall(3)*, *tpacall(3)*, 
  
  ==== Example message
  
  Message starts with *NETCALL*. NETCALL tag '0x1019' ('command_id') is set to value
  in range from *1* - *7*. Tag '0x100F' ('msg_type') is set to *A*.
  
  .XATMI call
  |=========================================================
  
negative.code: 
  ==== Example message
  
  tpcall() request:
  
  --------------------------------------------------------------------------------
  
  --------------------------------------------------------------------------------
  
  
  === TP Notify / TP Broadcast message block
  