add all checks necessary for libtool to dependencies.m4

this should fix #466

[[Imported from SVN: r5379]]

bin/dunecontrol

@@ -615,8 +615,12 @@ m4_define([DUNE_AC_INIT],[
 
 AC_DEFUN([DUNE_CHECK_MOD_DEPENDENCIES], [
   AC_REQUIRE([PKG_PROG_PKG_CONFIG])
-  AC_PROG_LIBTOOL
-  AC_PROG_CXX
+  AC_REQUIRE([AC_PROG_CC])
+  AC_REQUIRE([AC_PROG_CPP])
+  AC_REQUIRE([AC_PROG_CXX])
+  AC_REQUIRE([AC_PROG_CXXCPP])
+  AC_REQUIRE([AC_PROG_LIBTOOL])
+  m4_ifdef([AC_LIBTOOL_LANG_CXX_CONFIG],[AC_LIBTOOL_LANG_CXX_CONFIG])
   LT_OUTPUT
 EOF
       ### initialize AM_CONDITIONAL for suggestions that were not found

m4/dune.m4

@@ -58,8 +58,6 @@ AC_DEFUN([DUNE_PARSE_MODULE_VERSION],[
 AC_DEFUN([DUNE_CHECK_MODULES],[
   AC_REQUIRE([AC_PROG_CXX])
   AC_REQUIRE([AC_PROG_CXXCPP])
-  AC_REQUIRE([AC_PROG_LIBTOOL])
-  m4_ifdef([LT_OUTPUT],[LT_OUTPUT])
   AC_REQUIRE([PKG_PROG_PKG_CONFIG])
   AC_REQUIRE([DUNE_DISABLE_LIBCHECK])