text: #include "stdio_impl.h"
  
  #undef feof
  
  int feof(FILE* f) {
      FLOCK(f);
      int ret = !!(f->flags & F_EOF);
      FUNLOCK(f);
      return ret;
  }
  
  weak_alias(feof, feof_unlocked);
  weak_alias(feof, _IO_feof_unlocked);
  