From: utzoo!decvax!wivax!dyer Newsgroups: net.unix-wizards Title: Re: _ctype_ variable Article-I.D.: wivax.5228 Posted: Fri Feb 4 18:34:44 1983 Received: Sat Feb 5 05:03:08 1983 References: ucf-cs.858 The symbol "_ctype_" is defined in "ctype_.o" in libc, and hence is automatically loaded when your program is compiled. In most source hierarchies it's in ".../libc/gen/ctype_.c" /Steve Dyer