update docs

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@2909 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/include/switch.h

@@ -84,7 +84,7 @@
  * \section supports Supported Platforms
  * Freeswitch has been built on the following platforms:
  *
- *  - Linux (x86)
+ *  - Linux (x86 & x86_64)
  *  - Windows (MSVC 2005)
  *  - Mac OS X (intel & ppc )
  *  - OpenBSD, FreeBSD 6