diff --git a/libc/kernel/uapi/linux/isdn/capicmd.h b/libc/kernel/uapi/linux/isdn/capicmd.h
new file mode 100644
index 0000000..ad60679
--- /dev/null
+++ b/libc/kernel/uapi/linux/isdn/capicmd.h
@@ -0,0 +1,115 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ***   To edit the content of this header, modify the corresponding
+ ***   source file (e.g. under external/kernel-headers/original/) then
+ ***   run bionic/libc/kernel/tools/update_all.py
+ ***
+ ***   Any manual change here will be lost the next time this script will
+ ***   be run. You've been warned!
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef __CAPICMD_H__
+#define __CAPICMD_H__
+#define CAPI_MSG_BASELEN 8
+#define CAPI_DATA_B3_REQ_LEN (CAPI_MSG_BASELEN+4+4+2+2+2)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_DATA_B3_RESP_LEN (CAPI_MSG_BASELEN+4+2)
+#define CAPI_ALERT 0x01
+#define CAPI_CONNECT 0x02
+#define CAPI_CONNECT_ACTIVE 0x03
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_CONNECT_B3_ACTIVE 0x83
+#define CAPI_CONNECT_B3 0x82
+#define CAPI_CONNECT_B3_T90_ACTIVE 0x88
+#define CAPI_DATA_B3 0x86
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_DISCONNECT_B3 0x84
+#define CAPI_DISCONNECT 0x04
+#define CAPI_FACILITY 0x80
+#define CAPI_INFO 0x08
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_LISTEN 0x05
+#define CAPI_MANUFACTURER 0xff
+#define CAPI_RESET_B3 0x87
+#define CAPI_SELECT_B_PROTOCOL 0x41
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_REQ 0x80
+#define CAPI_CONF 0x81
+#define CAPI_IND 0x82
+#define CAPI_RESP 0x83
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPICMD(cmd,subcmd) (((cmd)<<8)|(subcmd))
+#define CAPI_DISCONNECT_REQ CAPICMD(CAPI_DISCONNECT,CAPI_REQ)
+#define CAPI_DISCONNECT_CONF CAPICMD(CAPI_DISCONNECT,CAPI_CONF)
+#define CAPI_DISCONNECT_IND CAPICMD(CAPI_DISCONNECT,CAPI_IND)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_DISCONNECT_RESP CAPICMD(CAPI_DISCONNECT,CAPI_RESP)
+#define CAPI_ALERT_REQ CAPICMD(CAPI_ALERT,CAPI_REQ)
+#define CAPI_ALERT_CONF CAPICMD(CAPI_ALERT,CAPI_CONF)
+#define CAPI_CONNECT_REQ CAPICMD(CAPI_CONNECT,CAPI_REQ)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_CONNECT_CONF CAPICMD(CAPI_CONNECT,CAPI_CONF)
+#define CAPI_CONNECT_IND CAPICMD(CAPI_CONNECT,CAPI_IND)
+#define CAPI_CONNECT_RESP CAPICMD(CAPI_CONNECT,CAPI_RESP)
+#define CAPI_CONNECT_ACTIVE_REQ CAPICMD(CAPI_CONNECT_ACTIVE,CAPI_REQ)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_CONNECT_ACTIVE_CONF CAPICMD(CAPI_CONNECT_ACTIVE,CAPI_CONF)
+#define CAPI_CONNECT_ACTIVE_IND CAPICMD(CAPI_CONNECT_ACTIVE,CAPI_IND)
+#define CAPI_CONNECT_ACTIVE_RESP CAPICMD(CAPI_CONNECT_ACTIVE,CAPI_RESP)
+#define CAPI_SELECT_B_PROTOCOL_REQ CAPICMD(CAPI_SELECT_B_PROTOCOL,CAPI_REQ)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_SELECT_B_PROTOCOL_CONF CAPICMD(CAPI_SELECT_B_PROTOCOL,CAPI_CONF)
+#define CAPI_CONNECT_B3_ACTIVE_REQ CAPICMD(CAPI_CONNECT_B3_ACTIVE,CAPI_REQ)
+#define CAPI_CONNECT_B3_ACTIVE_CONF CAPICMD(CAPI_CONNECT_B3_ACTIVE,CAPI_CONF)
+#define CAPI_CONNECT_B3_ACTIVE_IND CAPICMD(CAPI_CONNECT_B3_ACTIVE,CAPI_IND)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_CONNECT_B3_ACTIVE_RESP CAPICMD(CAPI_CONNECT_B3_ACTIVE,CAPI_RESP)
+#define CAPI_CONNECT_B3_REQ CAPICMD(CAPI_CONNECT_B3,CAPI_REQ)
+#define CAPI_CONNECT_B3_CONF CAPICMD(CAPI_CONNECT_B3,CAPI_CONF)
+#define CAPI_CONNECT_B3_IND CAPICMD(CAPI_CONNECT_B3,CAPI_IND)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_CONNECT_B3_RESP CAPICMD(CAPI_CONNECT_B3,CAPI_RESP)
+#define CAPI_CONNECT_B3_T90_ACTIVE_IND CAPICMD(CAPI_CONNECT_B3_T90_ACTIVE,CAPI_IND)
+#define CAPI_CONNECT_B3_T90_ACTIVE_RESP CAPICMD(CAPI_CONNECT_B3_T90_ACTIVE,CAPI_RESP)
+#define CAPI_DATA_B3_REQ CAPICMD(CAPI_DATA_B3,CAPI_REQ)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_DATA_B3_CONF CAPICMD(CAPI_DATA_B3,CAPI_CONF)
+#define CAPI_DATA_B3_IND CAPICMD(CAPI_DATA_B3,CAPI_IND)
+#define CAPI_DATA_B3_RESP CAPICMD(CAPI_DATA_B3,CAPI_RESP)
+#define CAPI_DISCONNECT_B3_REQ CAPICMD(CAPI_DISCONNECT_B3,CAPI_REQ)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_DISCONNECT_B3_CONF CAPICMD(CAPI_DISCONNECT_B3,CAPI_CONF)
+#define CAPI_DISCONNECT_B3_IND CAPICMD(CAPI_DISCONNECT_B3,CAPI_IND)
+#define CAPI_DISCONNECT_B3_RESP CAPICMD(CAPI_DISCONNECT_B3,CAPI_RESP)
+#define CAPI_RESET_B3_REQ CAPICMD(CAPI_RESET_B3,CAPI_REQ)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_RESET_B3_CONF CAPICMD(CAPI_RESET_B3,CAPI_CONF)
+#define CAPI_RESET_B3_IND CAPICMD(CAPI_RESET_B3,CAPI_IND)
+#define CAPI_RESET_B3_RESP CAPICMD(CAPI_RESET_B3,CAPI_RESP)
+#define CAPI_LISTEN_REQ CAPICMD(CAPI_LISTEN,CAPI_REQ)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_LISTEN_CONF CAPICMD(CAPI_LISTEN,CAPI_CONF)
+#define CAPI_MANUFACTURER_REQ CAPICMD(CAPI_MANUFACTURER,CAPI_REQ)
+#define CAPI_MANUFACTURER_CONF CAPICMD(CAPI_MANUFACTURER,CAPI_CONF)
+#define CAPI_MANUFACTURER_IND CAPICMD(CAPI_MANUFACTURER,CAPI_IND)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_MANUFACTURER_RESP CAPICMD(CAPI_MANUFACTURER,CAPI_RESP)
+#define CAPI_FACILITY_REQ CAPICMD(CAPI_FACILITY,CAPI_REQ)
+#define CAPI_FACILITY_CONF CAPICMD(CAPI_FACILITY,CAPI_CONF)
+#define CAPI_FACILITY_IND CAPICMD(CAPI_FACILITY,CAPI_IND)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_FACILITY_RESP CAPICMD(CAPI_FACILITY,CAPI_RESP)
+#define CAPI_INFO_REQ CAPICMD(CAPI_INFO,CAPI_REQ)
+#define CAPI_INFO_CONF CAPICMD(CAPI_INFO,CAPI_CONF)
+#define CAPI_INFO_IND CAPICMD(CAPI_INFO,CAPI_IND)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define CAPI_INFO_RESP CAPICMD(CAPI_INFO,CAPI_RESP)
+#endif