--- config.tests/unix/nis/nis.cpp.orig	2015-05-07 07:14:42.000000000 -0700
+++ config.tests/unix/nis/nis.cpp	2019-11-04 10:14:47.000000000 -0700
@@ -41,6 +41,7 @@
 
 #include <sys/types.h>
 #include <rpc/rpc.h>
+#define BOOL_DEFINED
 #include <rpcsvc/ypclnt.h>
 #include <rpcsvc/yp_prot.h>
 
