SHOPT_CSC
err |= nvlist_add_string(nvl, SHOPT_CSC, opt);
{ SHOPT_CSC, OPT_TYPE_CSC },
if (smb_saprop_getstr(opts, SHOPT_CSC, csc_value, sizeof (csc_value)))
val = smb_shr_sa_getprop(opts, SHOPT_CSC);
rc |= nvlist_add_string(smb, SHOPT_CSC, csc);
err |= nvlist_add_string(nvl, SHOPT_CSC, csc_value);
(void) nvlist_lookup_string(smb, SHOPT_CSC, &csc_name);