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-rw-r--r--lib-src/test-distrib.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib-src/test-distrib.c b/lib-src/test-distrib.c
index 01897b83a7f..79d899a280c 100644
--- a/lib-src/test-distrib.c
+++ b/lib-src/test-distrib.c
@@ -10,11 +10,14 @@
#include <stdio.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
#ifndef O_RDONLY
#define O_RDONLY 0
#endif
-
/* Break string in two parts to avoid buggy C compilers that ignore characters
after nulls in strings. */