It's clear that Sri's suggestion is functionally adequate; but it is, I think, less perspicuous than the sort of thing you were proposing.
Anyone who understands the, usually, several sets of conventions involved can of course call/invoke anything from C; but only a few of the applications programmers who are most likely to want to invoke/ATTACH an external sort from C do in fact understand them. Moreover, a properly designed interface can insulate its users from trivial changes in their environments. John Gilmore, Ashland, MA 01721 - USA ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
