#ifndef _BITS_PRINTF_H
#define _BITS_PRINTF_H 1
#include <sys/cdefs.h>
__BEGIN_DECLS
#include <stdarg.h>
#include <stddef.h>
int printf_impl(const char* format, va_list arguments, int (*putc_fun)(int, void*), void* data);
__END_DECLS
#endif