Checking patch libio/bits/types/struct_FILE.h...
error: while searching for:
  void *_freeres_buf;
  struct _IO_FILE **_prevchain;
  int _mode;
  /* Make sure we don't get into trouble again.  */
  char _unused2[15 * sizeof (int) - 5 * sizeof (void *)];
};

/* These macros are used by bits/stdio.h and internal headers.  */

error: patch failed: libio/bits/types/struct_FILE.h:97
error: libio/bits/types/struct_FILE.h: patch does not apply
Checking patch libio/fileops.c...
error: while searching for:
	  f->_flags |= _IO_ERR_SEEN;
	  break;
	}
      to_do -= count;
      data = (void *) ((char *) data + count);
    }

error: patch failed: libio/fileops.c:1185
error: libio/fileops.c: patch does not apply
Checking patch libio/iofwrite.c...
error: while searching for:
    return 0;
  _IO_acquire_lock (fp);
  if (_IO_vtable_offset (fp) != 0 || _IO_fwide (fp, -1) == -1)
    written = _IO_sputn (fp, (const char *) buf, request);
  _IO_release_lock (fp);
  /* We have written all of the input in case the return value indicates
     this or EOF is returned.  The latter is a special case where we
     simply did not manage to flush the buffer.  But the data is in the
     buffer and therefore written as far as fwrite is concerned.  */
  if (written == request || written == EOF)
    return count;
  else
    return written / size;

error: patch failed: libio/iofwrite.c:36
error: libio/iofwrite.c: patch does not apply
Checking patch stdio-common/Makefile...
error: while searching for:
  tst-fwrite \
  tst-fwrite-memstrm \
  tst-fwrite-overflow \
  tst-fwrite-ro \
  tst-getline \
  tst-getline-enomem \

error: patch failed: stdio-common/Makefile:262
error: stdio-common/Makefile: patch does not apply
Checking patch stdio-common/tst-fwrite-bz29459.c...
error: stdio-common/tst-fwrite-bz29459.c: already exists in working directory
Checking patch stdio-common/tst-fwrite-bz29459.sh...
error: stdio-common/tst-fwrite-bz29459.sh: already exists in working directory
Checking patch stdio-common/tst-fwrite-pipe.c...
error: stdio-common/tst-fwrite-pipe.c: already exists in working directory