REBOL [
    Title: "Delete a File or Directory"
    File:  %ftpdel.r
    Date:  26-May-1999
    Purpose: {Delete a file or directory from a server using FTP.}
    Category: [ftp net 1] 
]

delete ftp://user:pass@ftp.site.com/file.txt

delete ftp://user:pass@ftp.site.com/adir/