list_read.c (namelist_read): Convert variable names to lower case, so that mixed-case names are recognized.

2004-08-10  Victor Leikehman  <lei@il.ibm.com>

	* io/list_read.c (namelist_read): Convert variable names
	to lower case, so that mixed-case names are recognized.
	Don't read beyond terminating slash.

From-SVN: r85751