xstat: Tidy up header includes

Remove headers which are provided by libroken, and reorder header
includes so that they're a bit a more legible.

Change-Id: I750ac319feb38e416abb0b8e3575613309c6ab8e
Reviewed-on: http://gerrit.openafs.org/4422
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementia.org>

src/xstat/xstat_cm.c

@@ -16,13 +16,13 @@
 
 #include <afsconfig.h>
 #include <afs/param.h>
+
 #include <roken.h>
 
 #include "xstat_cm.h"		/*Interface for this module */
 #include <lwp.h>		/*Lightweight process package */
 
 #include <afs/afsutil.h>
-#include <string.h>
 
 #define LWP_STACK_SIZE	(16 * 1024)
 

src/xstat/xstat_cm_test.c

@@ -20,8 +20,6 @@
 
 #include "xstat_cm.h"		/*Interface for xstat_cm module */
 #include <afs/cmd.h>		/*Command line interpreter */
-#include <time.h>
-#include <string.h>
 #include <afs/afsutil.h>
 
 /*

src/xstat/xstat_fs.c

@@ -16,6 +16,7 @@
 
 #include <afsconfig.h>
 #include <afs/param.h>
+
 #include <roken.h>
 
 #include "xstat_fs.h"		/*Interface for this module */
@@ -23,7 +24,6 @@
 
 #include <afs/afsutil.h>
 #include <afs/afscbint.h>
-#include <string.h>
 
 #define LWP_STACK_SIZE	(16 * 1024)
 

src/xstat/xstat_fs_callback.c

@@ -24,6 +24,7 @@
 
 #include <afsconfig.h>
 #include <afs/param.h>
+
 #include <roken.h>
 
 #ifdef AFS_NT40_ENV
@@ -31,11 +32,6 @@
 #include <rpc.h>
 #endif
 
-
-#include <errno.h>
-#include <stdio.h>		/*Standard I/O stuff */
-#include <string.h>
-
 #include <afs/afscbint.h>	/*Callback interface defs */
 #include <afs/afsutil.h>
 

src/xstat/xstat_fs_test.c

@@ -15,13 +15,11 @@
 
 #include <afsconfig.h>
 #include <afs/param.h>
-#include <roken.h>
 
+#include <roken.h>
 
 #include "xstat_fs.h"		/*Interface for xstat_fs module */
 #include <afs/cmd.h>		/*Command line interpreter */
-#include <time.h>
-#include <string.h>
 #include <afs/afsutil.h>
 
 /*