NULL 宏NULL Macro

ANSI 4.1.5 宏 NULL 将扩展到的 null 指针常量ANSI 4.1.5 The null pointer constant to which the macro NULL expands

一些包含文件将 NULL 宏定义为 ((void *)0)Several include files define the NULL macro as ((void *)0).

另请参阅See Also

库函数Library Functions