ref: 7f6a1dd82feb61cf9d3ba11710ce1ea9ad13a397
dir: /main.c/
#include <stddef.h>
#include <stdint.h>
#include "cc.h"
extern void extdecl(void), init_keywords(void),
	open_file(const char *file),  init_expr(void);
struct user_opt options;
int
main(int argc, char *argv[])
{
	init_keywords();
	init_expr();
	open_file(NULL);
	for (next(); yytoken != EOFTOK; extdecl());
		/* nothing */;
	return 0;
}