chrt: use c.h

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/schedutils/chrt.c b/schedutils/chrt.c
index 7d6bb2dbcb596e6e1e2c79e42ec47710510fd557..6728ad3a0484811e8957941ce1b67bb7c1d38a2b 100644 (file)
--- a/schedutils/chrt.c
+++ b/schedutils/chrt.c
@@ -29,6 +29,7 @@
 #include <errno.h>
 #include <err.h>
 
+#include "c.h"
 #include "nls.h"
 
 /* the SCHED_BATCH is supported since Linux 2.6.16
@@ -46,10 +47,6 @@
 # define SCHED_IDLE 5
 #endif
 
-#ifndef ARRAY_SIZE
-# define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
-#endif
-
 static void show_usage(int rc)
 {
        fprintf(stdout, _(