while_stack 103 lib/ubasic/ubasic.c static short while_stack[MAX_WHILE_STACK_DEPTH]; while_stack 1563 lib/ubasic/ubasic.c if ((while_stack_ptr == 0)||((while_stack_ptr > 0) && (while_stack[while_stack_ptr-1] != tokenizer_line_number()))){ while_stack 1564 lib/ubasic/ubasic.c while_stack[while_stack_ptr] = tokenizer_line_number(); while_stack 1603 lib/ubasic/ubasic.c jump_line(while_stack[while_stack_ptr-1]);