1*a4b032e2Spooka #include <sys/ioctl.h> 2*a4b032e2Spooka 3*a4b032e2Spooka #define INTROTOGGLE _IOWR('i', 1, int) 4*a4b032e2Spooka #define INTROTOGGLE_R _IOW('i', 2, int) 5