56     buf = alloc(1);  in test_trunc_string()
62     buf = alloc(40);  in test_trunc_string()
68     buf = alloc(40);  in test_trunc_string()
74     buf = alloc(40);  in test_trunc_string()
80     buf = alloc(40);  in test_trunc_string()
87     buf = alloc(40);  in test_trunc_string()
94     buf = alloc(40);  in test_trunc_string()
101     buf = alloc(40);  in test_trunc_string()
108     buf = alloc(40);  in test_trunc_string()
115     buf = alloc(40);  in test_trunc_string()
132     buf = alloc(40);  in test_trunc_string_mbyte()
139     buf = alloc(40);  in test_trunc_string_mbyte()
146     buf = alloc(40);  in test_trunc_string_mbyte()