IPC_M_USBVIRT_CONTROL_WRITE 267 uspace/lib/usbvirt/src/ipc_dev.c case IPC_M_USBVIRT_CONTROL_WRITE: IPC_M_USBVIRT_CONTROL_WRITE 146 uspace/lib/usbvirt/src/ipc_hc.c aid_t opening_request = async_send_1(exch, IPC_M_USBVIRT_CONTROL_WRITE,HelenOS homepage, sources at GitHub