diff --git a/libgo/mksysinfo.sh b/libgo/mksysinfo.sh
index 64ff93150a7..20eae7904c9 100755
--- a/libgo/mksysinfo.sh
+++ b/libgo/mksysinfo.sh
@@ -43,6 +43,7 @@ cat > sysinfo.c <<EOF
 #include <sys/ptrace.h>
 #endif
 #include <sys/resource.h>
+#include <sys/uio.h>
 #include <sys/socket.h>
 #include <sys/stat.h>
 #include <sys/time.h>