hash_insert_if_absent  237 maint/gnulib/lib/di-set.c   return hash_insert_if_absent (ino_set, (void const *) i, NULL);
hash_insert_if_absent 1008 maint/gnulib/lib/hash.c   int err = hash_insert_if_absent (table, entry, &matched_ent);
hash_insert_if_absent  247 maint/gnulib/lib/hash.h extern int hash_insert_if_absent (Hash_table *table, const void *entry,