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/prctl.h b/libc/kernel/common/linux/prctl.h
index 5e79143..a127b5a 100644
--- a/libc/kernel/common/linux/prctl.h
+++ b/libc/kernel/common/linux/prctl.h
@@ -18,52 +18,52 @@
  ****************************************************************************/
 #ifndef _LINUX_PRCTL_H
 #define _LINUX_PRCTL_H
-#define PR_SET_PDEATHSIG 1  
-#define PR_GET_PDEATHSIG 2  
+#define PR_SET_PDEATHSIG 1
+#define PR_GET_PDEATHSIG 2
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PR_GET_DUMPABLE 3
 #define PR_SET_DUMPABLE 4
 #define PR_GET_UNALIGN 5
 #define PR_SET_UNALIGN 6
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define PR_UNALIGN_NOPRINT 1  
-#define PR_UNALIGN_SIGBUS 2  
+#define PR_UNALIGN_NOPRINT 1
+#define PR_UNALIGN_SIGBUS 2
 #define PR_GET_KEEPCAPS 7
 #define PR_SET_KEEPCAPS 8
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PR_GET_FPEMU 9
 #define PR_SET_FPEMU 10
-#define PR_FPEMU_NOPRINT 1  
-#define PR_FPEMU_SIGFPE 2  
+#define PR_FPEMU_NOPRINT 1
+#define PR_FPEMU_SIGFPE 2
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PR_GET_FPEXC 11
 #define PR_SET_FPEXC 12
-#define PR_FP_EXC_SW_ENABLE 0x80  
-#define PR_FP_EXC_DIV 0x010000  
+#define PR_FP_EXC_SW_ENABLE 0x80
+#define PR_FP_EXC_DIV 0x010000
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define PR_FP_EXC_OVF 0x020000  
-#define PR_FP_EXC_UND 0x040000  
-#define PR_FP_EXC_RES 0x080000  
-#define PR_FP_EXC_INV 0x100000  
+#define PR_FP_EXC_OVF 0x020000
+#define PR_FP_EXC_UND 0x040000
+#define PR_FP_EXC_RES 0x080000
+#define PR_FP_EXC_INV 0x100000
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define PR_FP_EXC_DISABLED 0  
-#define PR_FP_EXC_NONRECOV 1  
-#define PR_FP_EXC_ASYNC 2  
-#define PR_FP_EXC_PRECISE 3  
+#define PR_FP_EXC_DISABLED 0
+#define PR_FP_EXC_NONRECOV 1
+#define PR_FP_EXC_ASYNC 2
+#define PR_FP_EXC_PRECISE 3
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PR_GET_TIMING 13
 #define PR_SET_TIMING 14
-#define PR_TIMING_STATISTICAL 0  
-#define PR_TIMING_TIMESTAMP 1  
+#define PR_TIMING_STATISTICAL 0
+#define PR_TIMING_TIMESTAMP 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define PR_SET_NAME 15  
-#define PR_GET_NAME 16  
+#define PR_SET_NAME 15
+#define PR_GET_NAME 16
 #define PR_GET_ENDIAN 19
 #define PR_SET_ENDIAN 20
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PR_ENDIAN_BIG 0
-#define PR_ENDIAN_LITTLE 1  
-#define PR_ENDIAN_PPC_LITTLE 2  
+#define PR_ENDIAN_LITTLE 1
+#define PR_ENDIAN_PPC_LITTLE 2
 #define PR_GET_SECCOMP 21
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PR_SET_SECCOMP 22
@@ -72,8 +72,8 @@
 #define PR_GET_TSC 25
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PR_SET_TSC 26
-#define PR_TSC_ENABLE 1  
-#define PR_TSC_SIGSEGV 2  
+#define PR_TSC_ENABLE 1
+#define PR_TSC_SIGSEGV 2
 #define PR_GET_SECUREBITS 27
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PR_SET_SECUREBITS 28