ng_device.c:111:8: error: unknown type name 'd_close_t'
ng_device.c:112:8: error: unknown type name 'd_open_t'
ng_device.c:113:8: error: unknown type name 'd_read_t'
ng_device.c:114:8: error: unknown type name 'd_write_t'
ng_device.c:115:8: error: unknown type name 'd_ioctl_t'
ng_device.c:116:8: error: unknown type name 'd_poll_t'
ng_device.c:119:15: error: variable 'ngd_cdevsw' has initializer but incomplete type
ng_device.c:132:25: error: 'nommap' undeclared here (not in a function); did you mean 'node_p'?
ng_device.c:133:25: error: 'nostrategy' undeclared here (not in a function); did you mean 'hostname'?
ng_device.c:134:25: error: 'nodump' undeclared here (not in a function); did you mean 'node_p'?
ng_device.c:135:25: error: 'nopsize' undeclared here (not in a function)
ng_device.c:203:1: error: conflicting types for 'ng_device_cons'
ng_device.c:419:1: error: 'ngdopen' redeclared as different kind of symbol
ng_device.c:433:1: error: 'ngdclose' redeclared as different kind of symbol
ng_device.c:451:1: error: 'ngdioctl' redeclared as different kind of symbol
ng_device.c:506:1: error: 'ngdread' redeclared as different kind of symbol
ng_device.c:557:1: error: 'ngdwrite' redeclared as different kind of symbol
ng_device.c:607:1: error: 'ngdpoll' redeclared as different kind of symbol
ng_device.c:119:22: error: storage size of 'ngd_cdevsw' isn't known
Stop.
make: stopped making "all" in /root/ngdev_mod