1 files changed, 4 insertions, 0 deletions
diff --git a/fileset.c b/fileset.c
index 42455a97be..c47f7ee44b 100644
--- a/fileset.c
+++ b/fileset.c
@@ -26,6 +26,10 @@
 # include "config.h"
 #endif
 
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
 #ifdef HAVE_IO_H
 #include <io.h>
 #endif