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-rw-r--r--usr.bin/who/who.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/usr.bin/who/who.c b/usr.bin/who/who.c
index c4a53ee..a646d58 100644
--- a/usr.bin/who/who.c
+++ b/usr.bin/who/who.c
@@ -55,6 +55,7 @@ static const char rcsid[] =
#include <locale.h>
#include <pwd.h>
#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
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