fix warning: rint/src/TRint.cxx:270: warning: variable `Bool_t needGetlinemInit' might be    clobbered by `longjmp' or `vfork'
fix warning:
rint/src/TRint.cxx:270: warning: variable `Bool_t needGetlinemInit' might be
   clobbered by `longjmp' or `vfork'


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@15258 27541ba8-7e3a-0410-8455-c3a389f83636

dawehner/root,dawehner/root,dawehner/root,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,dawehner/root,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,dawehner/root,dawehner/root