Improve ssh_userauth_offer_pubkey().
Improve ssh_userauth_offer_pubkey().


git-svn-id: b1dee0d48e635e16c3b356ce77271b225d4db9f7@666 7dcaeef0-15fb-0310-b436-a5af3365683c

wangshawn/libssh,elastichosts/libssh,wangshawn/libssh,jahrome/libssh,substack/libssh,nviennot/libssh,bigcat26/libssh-mod,pouete/libssh,elastichosts/libssh,mwgoldsmith/libssh,pouete/libssh,DouglasHeriot/libssh,rofl0r/libssh,nviennot/libssh,rofl0r/libssh,kedazo/libssh,miloj/libssh-v0.5,substack/libssh,kedazo/libssh,substack/libssh,robxu9/libssh,robxu9/libssh,substack/libssh,jt1/honeypot-libssh,mwgoldsmith/libssh,bigcat26/libssh-mod,jt1/honeypot-libssh,miloj/libssh-v0.5,Distrotech/libssh,taikoo/libssh,mwgoldsmith/libssh,sebadoom/libssh,kedazo/libssh,nviennot/libssh,Distrotech/libssh,robxu9/libssh,miloj/libssh-v0.5,DouglasHeriot/libssh,Distrotech/libssh,jahrome/libssh,rofl0r/libssh,taikoo/libssh,pouete/libssh,jt1/honeypot-libssh,nviennot/libssh,bigcat26/libssh-mod,taikoo/libssh,bigcat26/libssh-mod,pouete/libssh,sebadoom/libssh,Distrotech/libssh,sebadoom/libssh,miloj/libssh-v0.5,rofl0r/libssh,kedazo/libssh,taikoo/libssh,jt1/honeypot-libssh,DouglasHeriot/libssh,wangshawn/libssh,mwgoldsmith/libssh,mwgoldsmith/ssh,elastichosts/libssh,mwgoldsmith/ssh,sebadoom/libssh,jahrome/libssh,jahrome/libssh,wangshawn/libssh,DouglasHeriot/libssh,mwgoldsmith/ssh,robxu9/libssh,mwgoldsmith/ssh