ref: 59d88e7aa377b1cb4d333d7e13217e511978709c
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;
}