stabilize build system: depends, installer, boost/bdb fixes, cross targets groundwork

depends/x86_64-pc-linux-gnu/include/boost/predef/library/std/stdcpp3.h

@@ -0,0 +1,53 @@
+/*
+Copyright Rene Rivera 2008-2015
+Distributed under the Boost Software License, Version 1.0.
+(See accompanying file LICENSE_1_0.txt or copy at
+http://www.boost.org/LICENSE_1_0.txt)
+*/
+
+#ifndef BOOST_PREDEF_LIBRARY_STD_STDCPP3_H
+#define BOOST_PREDEF_LIBRARY_STD_STDCPP3_H
+
+#include <boost/predef/library/std/_prefix.h>
+
+#include <boost/predef/version_number.h>
+#include <boost/predef/make.h>
+
+/*`
+[heading `BOOST_LIB_STD_GNU`]
+
+[@http://gcc.gnu.org/libstdc++/ GNU libstdc++] Standard C++ library.
+Version number available as year (from 1970), month, and day.
+
+[table
+    [[__predef_symbol__] [__predef_version__]]
+
+    [[`__GLIBCXX__`] [__predef_detection__]]
+    [[`__GLIBCPP__`] [__predef_detection__]]
+
+    [[`__GLIBCXX__`] [V.R.P]]
+    [[`__GLIBCPP__`] [V.R.P]]
+    ]
+ */
+
+#define BOOST_LIB_STD_GNU BOOST_VERSION_NUMBER_NOT_AVAILABLE
+
+#if defined(__GLIBCPP__) || defined(__GLIBCXX__)
+#   undef BOOST_LIB_STD_GNU
+#   if defined(__GLIBCXX__)
+#       define BOOST_LIB_STD_GNU BOOST_PREDEF_MAKE_YYYYMMDD(__GLIBCXX__)
+#   else
+#       define BOOST_LIB_STD_GNU BOOST_PREDEF_MAKE_YYYYMMDD(__GLIBCPP__)
+#   endif
+#endif
+
+#if BOOST_LIB_STD_GNU
+#   define BOOST_LIB_STD_GNU_AVAILABLE
+#endif
+
+#define BOOST_LIB_STD_GNU_NAME "GNU"
+
+#endif
+
+#include <boost/predef/detail/test.h>
+BOOST_PREDEF_DECLARE_TEST(BOOST_LIB_STD_GNU,BOOST_LIB_STD_GNU_NAME)