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/arch-x86/asm/ioctls.h b/libc/kernel/arch-x86/asm/ioctls.h
index 9eccb2b..2178519 100644
--- a/libc/kernel/arch-x86/asm/ioctls.h
+++ b/libc/kernel/arch-x86/asm/ioctls.h
@@ -21,7 +21,7 @@
 #include <asm/ioctl.h>
 #define TCGETS 0x5401
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define TCSETS 0x5402  
+#define TCSETS 0x5402
 #define TCSETSW 0x5403
 #define TCSETSF 0x5404
 #define TCGETA 0x5405
@@ -66,18 +66,18 @@
 #define TIOCSETD 0x5423
 #define TIOCGETD 0x5424
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define TCSBRKP 0x5425  
-#define TIOCSBRK 0x5427  
-#define TIOCCBRK 0x5428  
-#define TIOCGSID 0x5429  
+#define TCSBRKP 0x5425
+#define TIOCSBRK 0x5427
+#define TIOCCBRK 0x5428
+#define TIOCGSID 0x5429
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define TCGETS2 _IOR('T',0x2A, struct termios2)
 #define TCSETS2 _IOW('T',0x2B, struct termios2)
 #define TCSETSW2 _IOW('T',0x2C, struct termios2)
 #define TCSETSF2 _IOW('T',0x2D, struct termios2)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define TIOCGPTN _IOR('T',0x30, unsigned int)  
-#define TIOCSPTLCK _IOW('T',0x31, int)  
+#define TIOCGPTN _IOR('T',0x30, unsigned int)
+#define TIOCSPTLCK _IOW('T',0x31, int)
 #define FIONCLEX 0x5450
 #define FIOCLEX 0x5451
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
@@ -88,16 +88,16 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define TIOCGLCKTRMIOS 0x5456
 #define TIOCSLCKTRMIOS 0x5457
-#define TIOCSERGSTRUCT 0x5458  
-#define TIOCSERGETLSR 0x5459  
+#define TIOCSERGSTRUCT 0x5458
+#define TIOCSERGETLSR 0x5459
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define TIOCSERGETMULTI 0x545A  
-#define TIOCSERSETMULTI 0x545B  
-#define TIOCMIWAIT 0x545C  
-#define TIOCGICOUNT 0x545D  
+#define TIOCSERGETMULTI 0x545A
+#define TIOCSERSETMULTI 0x545B
+#define TIOCMIWAIT 0x545C
+#define TIOCGICOUNT 0x545D
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define TIOCGHAYESESP 0x545E  
-#define TIOCSHAYESESP 0x545F  
+#define TIOCGHAYESESP 0x545E
+#define TIOCSHAYESESP 0x545F
 #define FIOQSIZE 0x5460
 #define TIOCPKT_DATA 0
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
@@ -108,6 +108,6 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define TIOCPKT_NOSTOP 16
 #define TIOCPKT_DOSTOP 32
-#define TIOCSER_TEMT 0x01  
+#define TIOCSER_TEMT 0x01
 #endif
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */