1 files changed, 1 insertions, 0 deletions
diff --git a/nptl/unwind.c b/nptl/unwind.c
index f6537ba69b..4769e0d823 100644
--- a/nptl/unwind.c
+++ b/nptl/unwind.c
@@ -20,6 +20,7 @@
 
 #include <setjmp.h>
 #include <stdlib.h>
+#include <unistd.h>
 #include "pthreadP.h"