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-rw-r--r--tests/lookup_groupbyuser.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/lookup_groupbyuser.c b/tests/lookup_groupbyuser.c
index a3ade26..a9796ea 100644
--- a/tests/lookup_groupbyuser.c
+++ b/tests/lookup_groupbyuser.c
@@ -25,7 +25,7 @@
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
-
+#include <unistd.h>
#include <grp.h>
#ifndef HAVE_GETGROUPLIST