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[REBOL] Screening multiple refinements

From: tim::johnsons-web::com at: 14-Sep-2000 21:19

Hello: How may a rebol function check to see whether or not it is a defined function i.e: cursor: func[/eof /bof ] ;eof and bof would be allowable refinements [ ; code here] cursor/top ; would be an error TIA Tim