AxExtractTables
AxExtractTables (
Status = AxExtractTables (Filename, NULL, AX_OPTIONAL_TABLES);
Status = AxExtractTables (Filename, AcpiGbl_Optarg, AX_REQUIRED_TABLE);
Status = AxExtractTables (Filename, "DSDT", AX_REQUIRED_TABLE);
Status = AxExtractTables (Filename, "SSDT", AX_OPTIONAL_TABLES);