do_stack 107 lib/ubasic/ubasic.c static short do_stack[MAX_DO_STACK_DEPTH]; do_stack 1526 lib/ubasic/ubasic.c do_stack[do_stack_ptr] = tokenizer_line_number(); do_stack 1544 lib/ubasic/ubasic.c jump_line(do_stack[do_stack_ptr-1]);