-GiNaC requires the CLN library by Bruno Haible, available from either
-one of the following FTP-sites:
- * <ftp://ftp.santafe.edu/pub/gnu/>,
- * <ftp://ftp.ilog.fr/pub/Users/haible/gnu/> or
- * <ftp://ftpthep.physik.uni-mainz.de/pub/gnu/>.
+GiNaC requires the CLN library by Bruno Haible installed on your system.
+It is available from <ftp://ftpthep.physik.uni-mainz.de/pub/gnu/>.
+