[arch-general] What is aclocal?

Hi, if I call urlview within mutt, I get: "urlview: error while loading shared libraries: libncursesw.so.5: cannot open shared object file: No such file or directory" ncurses is existing here of course If I try to reinstall urlview, I get: aclocal: command not found Where can I find aclocal? Gerhard -- Gerhard Kugler Bensheim