ref: c1cf36fbb4a5b7a47f773e95fb8efe0b6d5c3c28 dir: /sys/src/liblex/main.c/
#include <u.h> #include <libc.h> #include <stdio.h> int yylex(void); void main(int argc, char *argv[]) { USED(argc, argv); yylex(); exits(0); }