diff -uNr a/src/base-lu.cc b/src/base-lu.cc
--- a/src/base-lu.cc	2018-01-09 18:06:56.797829797 -0500
+++ b/src/base-lu.cc	2018-01-09 18:11:42.805590710 -0500
@@ -21,10 +21,6 @@
 
 */
 
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
 #include "base-lu.h"
 
 template <class lu_type>
diff -uNr a/src/configure.ac b/src/configure.ac
--- a/src/configure.ac	2018-01-09 18:06:59.461715775 -0500
+++ b/src/configure.ac	2018-01-09 18:25:15.510841692 -0500
@@ -96,21 +96,5 @@
   PKG_CPPFLAGS="$PKG_CPPFLAGS -DHAVE_OCTAVE_BASE_VALUE_PRINT_CONST=1"
 fi
 
-comm_save_CXXFLAGS=$CXXFLAGS
-CXXFLAGS="$CXXFLAGS $comm_CXXFLAGS"
-AC_LANG_PUSH(C++)
-AC_CHECK_HEADER([octave/ls-oct-ascii.h], [PKG_CPPFLAGS="$PKG_CPPFLAGS -DHAVE_OCTAVE_ASCII_H=1"], [], 
-[
-#include <octave/config.h>
-#incude <octave/ov.h>
-])
-AC_CHECK_HEADER([octave/ls-oct-text.h], [PKG_CPPFLAGS="$PKG_CPPFLAGS -DHAVE_OCTAVE_TEXT_H=1"], [], 
-[
-#include <octave/config.h>
-#include <octave/ov.h>
-])
-AC_LANG_POP(C++)
-CXXFLAGS=$comm_save_CXXFLAGS
-
 AC_CONFIG_FILES([Makefile])
 AC_OUTPUT
diff -uNr a/src/ov-galois.cc b/src/ov-galois.cc
--- a/src/ov-galois.cc	2018-01-09 18:06:59.461715775 -0500
+++ b/src/ov-galois.cc	2018-01-09 18:24:45.776112372 -0500
@@ -29,11 +29,7 @@
 #include <octave/pr-output.h>
 
 
-#if defined(HAVE_OCTAVE_TEXT_H)
-#  include <octave/ls-oct-text.h>
-#else
-#  include <octave/ls-oct-ascii.h>
-#endif
+#include <octave/ls-oct-text.h>
 
 #include "galois.h"
 #include "ov-galois.h"