[comp.sys.apple2] Function key help?

TANNERRJ@UWEC.BITNET ("Apple Computer: The Power to be Your Best") (09/25/90)

I am trying to emulate a function of an IBM.  I need to be able to send the
equivalent codes with my Apple ][gs.  The F4 key is ESC O S, is there a way I
can do this?  Thanks.