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Append the tool count to the tool number. CQP0012 is required.
pread_writ_tl_buf_CQP0012 if n_tls_CQP0012 > 1,[ b = 10 while n_tls_CQP0012 >= b, b=b*10 n$ = t$*b+n_tls_CQP0012 ] else, n$ = t$