SYSCALL3(ioctl, SYS_IOCTL) // int, int, void*
SYSCALL4(_SysMount, SYS_MOUNT) // char*, char*, char*, char*
SYSCALL6(_SysSelect, SYS_SELECT) // int, fd_set*, fd_set*, fd_set*, tTime*, uint32_t
+SYSCALL1(unlink, SYS_UNLINK) // const char*
SYSCALL3(_SysOpenChild, SYS_OPENCHILD)