Disable nethack on newlib
Disable nethack on newlib

It doesn't build since we depend on ncurses, and that only works on glibc.

TEST=make nethack does nothing
Review URL: https://chromiumcodereview.appspot.com/10878045

git-svn-id: 84b3587ce119b778414dcb50e18b7479aacf4f1d@635 7dad1e8b-422e-d2af-fbf5-8013b78bd812

kuscsik/naclports,kosyak/naclports_samsung-smart-tv,dtkav/naclports,Schibum/naclports,dtkav/naclports,yeyus/naclports,clchiou/naclports,adlr/naclports,binji/naclports,kosyak/naclports_samsung-smart-tv,dtkav/naclports,binji/naclports,kuscsik/naclports,kuscsik/naclports,adlr/naclports,binji/naclports,Schibum/naclports,yeyus/naclports,Schibum/naclports,kosyak/naclports_samsung-smart-tv,dtkav/naclports,clchiou/naclports,binji/naclports,dtkav/naclports,kuscsik/naclports,clchiou/naclports,binji/naclports,yeyus/naclports,clchiou/naclports,yeyus/naclports,adlr/naclports,kuscsik/naclports,Schibum/naclports,adlr/naclports,adlr/naclports,kosyak/naclports_samsung-smart-tv,kosyak/naclports_samsung-smart-tv,Schibum/naclports,yeyus/naclports,Schibum/naclports,yeyus/naclports,clchiou/naclports