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/rtnetlink.h b/libc/kernel/common/linux/rtnetlink.h
index 2d04e4e..26805b9 100644
--- a/libc/kernel/common/linux/rtnetlink.h
+++ b/libc/kernel/common/linux/rtnetlink.h
@@ -189,22 +189,22 @@
 };
 #define RTN_MAX (__RTN_MAX - 1)
 #define RTPROT_UNSPEC 0
-#define RTPROT_REDIRECT 1  
+#define RTPROT_REDIRECT 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define RTPROT_KERNEL 2  
-#define RTPROT_BOOT 3  
-#define RTPROT_STATIC 4  
-#define RTPROT_GATED 8  
+#define RTPROT_KERNEL 2
+#define RTPROT_BOOT 3
+#define RTPROT_STATIC 4
+#define RTPROT_GATED 8
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define RTPROT_RA 9  
-#define RTPROT_MRT 10  
-#define RTPROT_ZEBRA 11  
-#define RTPROT_BIRD 12  
+#define RTPROT_RA 9
+#define RTPROT_MRT 10
+#define RTPROT_ZEBRA 11
+#define RTPROT_BIRD 12
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define RTPROT_DNROUTED 13  
-#define RTPROT_XORP 14  
-#define RTPROT_NTK 15  
-#define RTPROT_DHCP 16  
+#define RTPROT_DNROUTED 13
+#define RTPROT_XORP 14
+#define RTPROT_NTK 15
+#define RTPROT_DHCP 16
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 enum rt_scope_t {
  RT_SCOPE_UNIVERSE=0,
@@ -214,11 +214,11 @@
  RT_SCOPE_HOST=254,
  RT_SCOPE_NOWHERE=255
 };
-#define RTM_F_NOTIFY 0x100  
+#define RTM_F_NOTIFY 0x100
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define RTM_F_CLONED 0x200  
-#define RTM_F_EQUALIZE 0x400  
-#define RTM_F_PREFIX 0x800  
+#define RTM_F_CLONED 0x200
+#define RTM_F_EQUALIZE 0x400
+#define RTM_F_PREFIX 0x800
 enum rt_class_t {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  RT_TABLE_UNSPEC=0,
@@ -266,9 +266,9 @@
  int rtnh_ifindex;
 };
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define RTNH_F_DEAD 1  
-#define RTNH_F_PERVASIVE 2  
-#define RTNH_F_ONLINK 4  
+#define RTNH_F_DEAD 1
+#define RTNH_F_PERVASIVE 2
+#define RTNH_F_ONLINK 4
 #define RTNH_ALIGNTO 4
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) )
@@ -539,7 +539,7 @@
 };
 #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg))))
 #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg))
-#define TCA_ACT_TAB 1   
+#define TCA_ACT_TAB 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define TCAA_MAX 1
 #endif