ref: 087c633307b818c0bd30579ba0a805e48e530cd3
dir: /main.c/
#include <stddef.h>
extern void open_file(const char *file);
extern void init_lex();
extern void next();
extern void stmt();
int main(int argc, char *argv[])
{
init_lex();
open_file(NULL);
next();
compound();
return 0;
}