sm_debug_addsetting_x
sm_debug_addsetting_x __P((const char *, int));
sm_debug_addsetting_x(sm_strndup_x(pat, endpat - pat), level);
sm_debug_addsetting_x("sm_check_heap", 1);
sm_debug_addsetting_x(sm_strndup_x(pat, endpat - pat), level);