fusl/src/stdio/ofl.c

#include "stdio_impl.h"
#include "libc.h"

static FILE* ofl_head;
static volatile int ofl_lock[2];

FILE** __ofl_lock() {
  LOCK(ofl_lock);
  return &ofl_head;
}

void __ofl_unlock() {
  UNLOCK(ofl_lock);
}