--- Makefile.in.orig	2017-10-08 05:44:27 UTC
+++ Makefile.in
@@ -340,7 +340,7 @@ target_alias = @target_alias@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-SUBDIRS = doc examples man src contrib share
+SUBDIRS = examples man src contrib share
 EXTRA_DIST = ChangeLog COPYING INSTALL LICENSE.TXT README NEWS AUTHORS \
 	autogen.sh wave_locale.h tcl.m4