change the old pads to the new nano sec fields

libc/sysdeps/linux/arm/bits/kernel_stat.h

@@ -19,11 +19,11 @@ struct kernel_stat {
 	unsigned long  st_blksize;
 	unsigned long  st_blocks;
 	unsigned long  st_atime;
-	unsigned long  __unused1;
+	unsigned long  st_atime_nsec;
 	unsigned long  st_mtime;
-	unsigned long  __unused2;
+	unsigned long  st_mtime_nsec;
 	unsigned long  st_ctime;
-	unsigned long  __unused3;
+	unsigned long  st_ctime_nsec;
 	unsigned long  __unused4;
 	unsigned long  __unused5;
 };
@@ -44,11 +44,11 @@ struct kernel_stat64 {
 	unsigned long	st_blocks;	/* Number 512-byte blocks allocated. */
 	unsigned long	__pad4;		/* future possible st_blocks high bits */
 	unsigned long	st_atime;
-	unsigned long	__pad5;
+	unsigned long	st_atime_nsec;
 	unsigned long	st_mtime;
-	unsigned long	__pad6;
+	unsigned long	st_mtime_nsec;
 	unsigned long	st_ctime;
-	unsigned long	__pad7;		/* will be high 32 bits of ctime someday */
+	unsigned long	st_ctime_nsec;
 	unsigned long long	st_ino;
 };