only build the nis module when the headers are found #7589
diff --git a/Misc/NEWS b/Misc/NEWS
index 46c8765..cbf28a4 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -83,6 +83,9 @@
 Build
 -----
 
+- Issue #7589: Only build the nis module when the correct header files are
+  found.
+
 - Switch to OpenSSL 0.9.8l on Windows.
 
 - Issue #7541: when using ``python-config`` with a framework install the compiler might