anchor.diff:  // send statement
   
   sendStatement :
  -	sendStatementSync | sendStatementAsync
  +	SEND (sendStatementSync | sendStatementAsync)
   ;
   
   sendStatementSync :
  -	SEND (identifier | literal) (FROM identifier)?
  +	(identifier | literal) (FROM identifier)?
   	(
   		WITH (identifier | EGI | EMI | ESI)
   	)?
  
positive.code: // use statement
  
  useStatement :
  	USE (
  		useProcedureClause
  		| useProcedureDebugClause
  	)
  ;
  
  useProcedureClause :
  		GLOBAL? AFTER STANDARD?
  		(
  			(EXCEPTION | ERROR)
  			| (BEGINNING | ENDING)? (FILE | REEL | UNIT)? LABEL
  		)
  		PROCEDURE ON? (fileName+ | INPUT | OUTPUT | I_O | EXTEND)
  		(GIVING dataName+)?
  ;
  
  useProcedureDebugClause :
  
negative.code: ;
  
  sendStatementAsync :
  	TO (TOP | BOTTOM) identifier
  	onExceptionClause?
  	notOnExceptionClause?
  ;
  