1 #include <sys/ioctl.h> 2 #include <stdarg.h> 3 #include "syscall.h" 4 ioctl(int fd,int req,...)5 int ioctl(int fd, int req, ...) 6 { 7 void *arg; 8 va_list ap; 9 va_start(ap, req); 10 arg = va_arg(ap, void *); 11 va_end(ap); 12 return syscall(SYS_ioctl, fd, req, arg); 13 } 14