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-rw-r--r--usr.bin/hexdump/display.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/usr.bin/hexdump/display.c b/usr.bin/hexdump/display.c
index 3d6a6ea..db04c49 100644
--- a/usr.bin/hexdump/display.c
+++ b/usr.bin/hexdump/display.c
@@ -47,6 +47,7 @@ __FBSDID("$FreeBSD$");
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <unistd.h>
#include "hexdump.h"
enum _vflag vflag = FIRST;
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