RDOFF (Relocatable Dynamic Object File Format) is a home-grown object-file format, designed alongside NASM itself and reflecting in its file format the internal structure of the assembler.

• RDOFF(可重定位的动态目标文件格式)是NASM自产的目标文件格式，是NASM自已设计的，它被反映在汇编器的内部结构中。