(American National Standards Institute C)
A revision of C, adding function prototypes, [[Computer Dictionary/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 retargetable
compiler for ANSI C.