--- Makefile.am.orig	2026-02-05 12:41:56 UTC
+++ Makefile.am
@@ -59,8 +59,10 @@ SUBDIRS += \
 	cmake \
 	config
 
+if BUILD_GTEST
 if HAVE_GTEST
 SUBDIRS += test/gtest
+endif
 endif
 
 if HAVE_MPICC