Path: utzoo!attcan!uunet!husc6!mailrus!cornell!rochester!udel!burdvax!bbking!rmarks From: rmarks@KSP.Unisys.COM (Richard Marks) Newsgroups: comp.sys.ibm.pc Subject: WHAT IS Int 21, Func 57 Message-ID: <640@bbking.KSP.Unisys.COM> Date: 11 Oct 88 15:37:58 GMT Organization: Unisys Corp. Knowledge Systems Projects Lines: 8 Hi, In MS-DOS 4.0 does anyone know what Int 21, AH=57h, AL=2,3, and 4 do? I know all about AL=0,1. Thanks Richard Marks rmarks@KSP.unisys.COM