Fix non-blocking support in fetch_config()
Fix non-blocking support in fetch_config()

Rarely likely to matter, but writing the GET request for the config wasn't
coping with -EAGAIN.

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

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