-dnl Copyright 2001,2002,2003,2004,2005,2006,2007,2008,2009 Free Software Foundation, Inc.
+dnl Copyright 2001,2002,2003,2004,2005,2006,2007,2008,2009,2010 Free Software Foundation, Inc.
dnl
dnl This file is part of GNU Radio
dnl
dnl AX_BOOST_BASE finds the headers and the lib dir (-L<foo>)
dnl
dnl calls AC_SUBST(BOOST_CPPFLAGS), AC_SUBST(BOOST_LDFLAGS) and defines HAVE_BOOST
-AX_BOOST_BASE([1.35])
+dnl
+dnl Current Boost version requirement is >=1.35 for all platforms except Darwin,
+dnl which requires >=1.37 for code in usrp host library.
+case "$host_os" in
+ darwin*)
+ AX_BOOST_BASE([1.37])
+ ;;
+ *)
+ AX_BOOST_BASE([1.35])
+ ;;
+esac
dnl calls AC_SUBST(BOOST_THREAD_LIB), AC_SUBST(BOOST_CXXFLAGS) and defines HAVE_BOOST_THREAD
AX_BOOST_THREAD