[patch] Builds for me.

file_617024.txt (text/plain), 418 bytes, created by Josef Larsson on 2017-08-26 13:51:35 UTC

--- a/m4/acinclude.m4
+++ b/m4/acinclude.m4
@@ -1346,7 +1346,7 @@ AC_DEFUN([OCTAVE_CHECK_QT_VERSION], [AC_MSG_CHECKING([Qt version $1])
     ;;
     5)
       QT_MODULES="Qt5Core Qt5Gui Qt5Network Qt5OpenGL Qt5PrintSupport"
-      octave_qscintilla_libnames=qscintilla2
+      octave_qscintilla_libnames="qscintilla2 qscintilla2_qt5"
     ;;
     *)
       AC_MSG_ERROR([Unrecognized Qt version $qt_version])