--- regfree.c.bsdnew 2009-11-11 11:29:04.000000000 -0800 +++ regfree.c 2009-11-11 11:29:04.000000000 -0800 @@ -76,6 +76,7 @@ regfree(regex_t *preg) free(g->sets[i].ranges); free(g->sets[i].wides); free(g->sets[i].types); + free(g->sets[i].equiv_classes); } free((char *)g->sets); }