(American National Standards Institute C) A revision of C, adding function prototypes, {structure passing}, {structure assignment} and standardised library functions. ANSI X3.159-1989. cgram is a grammar for ANSI C, written in Scheme. unproto is a program for removing function prototypes to translate ANSI C to standard C. lcc is a retargetablecompiler for ANSI C. (1995-11-26)