updated for version 7.3.872

Problem:    On some systems case of file names is always ignored, on others
            never.
Solution:   Add the 'fileignorecase' option to control this at runtime.
            Implies 'wildignorecase'.

src/ex_cmds2.c

@@ -1926,11 +1926,7 @@ do_arglist(str, what, after)
 	 * Delete the items: use each item as a regexp and find a match in the
 	 * argument list.
 	 */
-#ifdef CASE_INSENSITIVE_FILENAME
-	regmatch.rm_ic = TRUE;		/* Always ignore case */
-#else
-	regmatch.rm_ic = FALSE;		/* Never ignore case */
-#endif
+	regmatch.rm_ic = p_fic;	/* ignore case when 'fileignorecase' is set */
 	for (i = 0; i < new_ga.ga_len && !got_int; ++i)
 	{
 	    p = ((char_u **)new_ga.ga_data)[i];