Clean up trailing whitespace in the kernel headers.

And fix the scripts so they stop letting trailing whitespace through.

Change-Id: Ie109fbe1f63321e565ba0fa60fee8e9cf3a61cfc
diff --git a/libc/kernel/common/linux/wanrouter.h b/libc/kernel/common/linux/wanrouter.h
index b0bd45a..1b8bd32 100644
--- a/libc/kernel/common/linux/wanrouter.h
+++ b/libc/kernel/common/linux/wanrouter.h
@@ -18,12 +18,12 @@
  ****************************************************************************/
 #ifndef _ROUTER_H
 #define _ROUTER_H
-#define ROUTER_NAME "wanrouter"  
-#define ROUTER_VERSION 1  
+#define ROUTER_NAME "wanrouter"
+#define ROUTER_VERSION 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define ROUTER_RELEASE 1  
-#define ROUTER_IOCTL 'W'  
-#define ROUTER_MAGIC 0x524D4157L  
+#define ROUTER_RELEASE 1
+#define ROUTER_IOCTL 'W'
+#define ROUTER_MAGIC 0x524D4157L
 enum router_ioctls
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 {
@@ -38,30 +38,30 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  ROUTER_USER_MAX = (ROUTER_IOCTL<<8)+31
 };
-#define PROC_DATA_PORT_0 0x8000  
-#define PROC_DATA_PORT_1 0x8001  
+#define PROC_DATA_PORT_0 0x8000
+#define PROC_DATA_PORT_1 0x8001
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define NLPID_IP 0xCC  
-#define NLPID_SNAP 0x80  
-#define NLPID_CLNP 0x81  
-#define NLPID_ESIS 0x82  
+#define NLPID_IP 0xCC
+#define NLPID_SNAP 0x80
+#define NLPID_CLNP 0x81
+#define NLPID_ESIS 0x82
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define NLPID_ISIS 0x83  
-#define NLPID_Q933 0x08  
-#define WAN_IFNAME_SZ 15  
-#define WAN_DRVNAME_SZ 15  
+#define NLPID_ISIS 0x83
+#define NLPID_Q933 0x08
+#define WAN_IFNAME_SZ 15
+#define WAN_DRVNAME_SZ 15
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define WAN_ADDRESS_SZ 31  
-#define USED_BY_FIELD 8  
+#define WAN_ADDRESS_SZ 31
+#define USED_BY_FIELD 8
 #define UDP_PTPIPE_TYPE 0x01
 #define UDP_FPIPE_TYPE 0x02
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define UDP_CPIPE_TYPE 0x03
 #define UDP_DRVSTATS_TYPE 0x04
 #define UDP_INVALID_TYPE 0x05
-#define CMD_OK 0  
+#define CMD_OK 0
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define CMD_TIMEOUT 0xFF  
+#define CMD_TIMEOUT 0xFF
 #define UDP_PKT_FRM_STACK 0x00
 #define UDP_PKT_FRM_NETWORK 0x01
 #define MAX_INTR_TEST_COUNTER 100
@@ -204,15 +204,15 @@
  wan_chdlc_conf_t chdlc;
  } u;
 } wandev_conf_t;
-#define WANCONFIG_X25 101  
+#define WANCONFIG_X25 101
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define WANCONFIG_FR 102  
-#define WANCONFIG_PPP 103  
-#define WANCONFIG_CHDLC 104  
-#define WANCONFIG_BSC 105  
+#define WANCONFIG_FR 102
+#define WANCONFIG_PPP 103
+#define WANCONFIG_CHDLC 104
+#define WANCONFIG_BSC 105
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define WANCONFIG_HDLC 106  
-#define WANCONFIG_MPPP 107  
+#define WANCONFIG_HDLC 106
+#define WANCONFIG_MPPP 107
 #define WANOPT_OFF 0
 #define WANOPT_ON 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
@@ -226,8 +226,8 @@
 #define WANOPT_FM0 2
 #define WANOPT_FM1 3
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define WANOPT_POINTTOPOINT 0  
-#define WANOPT_MULTIDROP 1  
+#define WANOPT_POINTTOPOINT 0
+#define WANOPT_MULTIDROP 1
 #define WANOPT_EXTERNAL 0
 #define WANOPT_INTERNAL 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
@@ -238,13 +238,13 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define WANOPT_SECONDARY 0
 #define WANOPT_PRIMARY 1
-#define WANOPT_PERMANENT 0  
-#define WANOPT_SWITCHED 1  
+#define WANOPT_PERMANENT 0
+#define WANOPT_SWITCHED 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define WANOPT_ONDEMAND 2  
-#define WANOPT_FR_ANSI 1  
-#define WANOPT_FR_Q933 2  
-#define WANOPT_FR_LMI 3  
+#define WANOPT_ONDEMAND 2
+#define WANOPT_FR_ANSI 1
+#define WANOPT_FR_Q933 2
+#define WANOPT_FR_LMI 3
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define WANOPT_PPP_STATIC 0
 #define WANOPT_PPP_HOST 1
@@ -314,11 +314,11 @@
  WAN_NETMASK_IP,
  WAN_BROADCAST_IP
 };
-#define WAN_MODEM_CTS 0x0001  
+#define WAN_MODEM_CTS 0x0001
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define WAN_MODEM_DCD 0x0002  
-#define WAN_MODEM_DTR 0x0010  
-#define WAN_MODEM_RTS 0x0020  
+#define WAN_MODEM_DCD 0x0002
+#define WAN_MODEM_DTR 0x0010
+#define WAN_MODEM_RTS 0x0020
 typedef struct wanif_conf
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 {