\usepackage{index}
\renewcommand{\makeindex}[1]{\newindex{#1}{#1}{#1.hind}{Index}}
\let\oldprintindex=\printindex
\renewcommand{\printindex}[2]{\@indexname[#1]{#2}\oldprintindex[#1]}
\let\oldindex=\index
\renewcommand{\index}[2]{\oldindex[#1]{#2}}