Index: Makefile.in
--- Makefile.in.orig
+++ Makefile.in
@@ -423,7 +423,7 @@ target_alias = @target_alias@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-SUBDIRS = doc src tests samples
+SUBDIRS = doc src tests
 EXTRA_DIST = CMakeLists.txt \
              cmake \
              config.h.cmake.in \
