@node ax_cxx_namespaces @unnumberedsec ax_cxx_namespaces @majorheading Synopsis @smallexample AX_CXX_NAMESPACES @end smallexample @majorheading Description If the compiler can prevent names clashes using namespaces, define HAVE_NAMESPACES. @majorheading Source Code Download the @uref{http://git.savannah.gnu.org/gitweb/?p=autoconf-archive.git;a=blob_plain;f=m4/ax_cxx_namespaces.m4,latest version of @file{ax_cxx_namespaces.m4}} or browse @uref{http://git.savannah.gnu.org/gitweb/?p=autoconf-archive.git;a=history;f=m4/ax_cxx_namespaces.m4,the macro's revision history}. @majorheading License @w{Copyright @copyright{} 2008 Todd Veldhuizen} @* @w{Copyright @copyright{} 2008 Luc Maisonobe @email{luc@@spaceroots.org}} @* @w{Copyright @copyright{} 2013 Bastien Roucaries @email{roucaries.bastien+autoconf@@gmail.com}} Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved. This file is offered as-is, without any warranty.