2001-01-07 added is_norm_hhf;
wenzelm [Sun, 07 Jan 2001 21:35:34 +0100] rev 10816
added is_norm_hhf;
2001-01-07 removed outdated comment;
wenzelm [Sun, 07 Jan 2001 21:35:11 +0100] rev 10815
removed outdated comment;
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