Date: Thu, 7 Oct 93 09:24:58 -0400 From: DJ Delorie To: A DOT APPLEYARD AT fs1 DOT mt DOT umist DOT ac DOT uk Cc: DJGPP AT sun DOT soe DOT clarkson DOT edu Subject: Re: ah=17hex int21 (i.e. rename a file) You must use function 0x56 (rename file) instead of the one using FCBS. FCBS aren't supported by go32. In 1.11, you'll be able to support them in your application without go32's help.