-DEF_CMD (S_DATA | S_INPUT_PROGRAM | S_NESTED, 0, "ELSE IF", cmd_else_if)
-DEF_CMD (S_DATA | S_INPUT_PROGRAM | S_NESTED, 0, "ELSE", cmd_else)
-DEF_CMD (S_DATA | S_INPUT_PROGRAM | S_NESTED, 0, "END IF", cmd_end_if)
-DEF_CMD (S_DATA | S_INPUT_PROGRAM | S_NESTED, 0, "END LOOP", cmd_end_loop)