there is no qt4-default

bootstrap.sh

@@ -835,7 +835,7 @@ if testtag AX_USE_DEBIAN_PACKAGING; then
 
  -- @AUTHOR@  @BUILD_DATE@
 EOF
-    BUILD_DEPENDS="debhelper, subversion, svn2cl, pkg-config, automake, libtool, autotools-dev, lsb-release $(if testtag AX_USE_DOXYGEN; then echo -n ", doxygen, graphviz, mscgen"; fi; if testtag AX_USE_CPPUNIT; then echo -n ", libcppunit-dev"; fi; if testtag AX_CXX_QT || testtag AX_CHECK_QT AX_REQUIRE_QT; then echo -n ", qt5-default | qt4-default | qt5-qmake | qt4-qmake, qtbase5-dev | libqt4-dev, qtbase5-dev-tools | qt4-dev-tools, qttools5-dev-tools | qt4-dev-tools, qttools5-dev-tools | qt4-dev-tools"; fi)"
+    BUILD_DEPENDS="debhelper, subversion, svn2cl, pkg-config, automake, libtool, autotools-dev, lsb-release $(if testtag AX_USE_DOXYGEN; then echo -n ", doxygen, graphviz, mscgen"; fi; if testtag AX_USE_CPPUNIT; then echo -n ", libcppunit-dev"; fi; if testtag AX_CXX_QT || testtag AX_CHECK_QT AX_REQUIRE_QT; then echo -n ", qt5-default | libqt4-core | qt5-qmake | qt4-qmake, qtbase5-dev | libqt4-dev, qtbase5-dev-tools | qt4-dev-tools, qttools5-dev-tools | qt4-dev-tools, qttools5-dev-tools | qt4-dev-tools"; fi)"
     to debian/control.in <<EOF
 Source: @PACKAGE_NAME@
 Priority: extra