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1999-08-22 Jim Meyering <meyering@ascend.com>
+ * src/tsort.c (detect_loop): There's no loop if k->top is NULL.
+
* tests/tsort/Makefile.am: Rewrite to use Fetish.pm-based framework.
* tests/tsort/basic-1: New file.
+ Add a few more tests.
+
* tests/tsort/Test.pm: Remove.
* man/help2man: Escape backslashes so tr's manual comes out right.