uschar * dirname = string_copy(oncelog);
uschar * s;
+debug_printf("%s %d: oncelog '%s'\n", __FUNCTION__, __LINE__, oncelog);
if ((s = Ustrrchr(dirname, '/'))) *s = '\0';
EXIM_DBOPEN(oncelog, dirname, O_RDWR|O_CREAT, ob->mode, &dbm_file);
if (!dbm_file)