Hide nuke_opt_values() if stoken support not built
Hide nuke_opt_values() if stoken support not built

auth.c:498:13: warning: 'nuke_opt_values' defined but not used [-Wunused-function]

Signed-off-by: David Woodhouse <b460d66aaf00c296a3db1c1d9eeafc081d5f7d70@intel.com>

nmav/openconnect-mine,chadcatlett/openconnect,brandt/openconnect,mveplus/openconnect-client,matlockx/openconnect,atyndall/openconnect,don-johnny/openconnect,chadcatlett/openconnect,atyndall/openconnect,brandt/openconnect,lins05/openconnect,mtmiller/openconnect,nmav/openconnect-mine,don-johnny/openconnect,cernekee/openconnect,atyndall/openconnect,liiir1985/openconnect,mtmiller/openconnect,matlockx/openconnect,neshema/openconnect,nmav/openconnect-mine,mveplus/openconnect-client,neshema/openconnect,liiir1985/openconnect,liiir1985/openconnect,neshema/openconnect,chadcatlett/openconnect,mtmiller/openconnect,mtmiller/openconnect,cernekee/openconnect,matlockx/openconnect,nmav/openconnect-mine,cernekee/openconnect,chadcatlett/openconnect,lins05/openconnect,atyndall/openconnect,mveplus/openconnect-client,neshema/openconnect,don-johnny/openconnect,don-johnny/openconnect,brandt/openconnect,lins05/openconnect,liiir1985/openconnect,mveplus/openconnect-client,matlockx/openconnect,cernekee/openconnect,brandt/openconnect,lins05/openconnect