add comment about renaming of setlocale -> __setlocale_mb_len_max32.

lib/libc/shlib_version

@@ -1,4 +1,4 @@
-#	$NetBSD: shlib_version,v 1.196 2008/03/23 15:33:26 yamt Exp $
+#	$NetBSD: shlib_version,v 1.197 2008/03/24 12:54:38 tnozaki Exp $
 #	Remember to update distrib/sets/lists/base/shl.* when changing
 #
 # things we wish to do on next major version bump:
@@ -17,6 +17,10 @@
 # - libc/net/getnet{ent,namadr}.c, netdb.h: remove __n_pad0
 # - libc/stdio: make _file an int, hide struct FILE, stdin, stdout, stderr impls
 # - libc/stdio: make fpos_t larger.  see BUGS section in fgetpos(3).
+# - libc/locale/{__mb_cur_max.c,rune.h}: remove __mb_len_max_runtime
+# - libc/locale/setlocale.c: __setlocale -> setlocale
+# - libc/locale/setlocale{1,32}.c: remove
+# - libc/locale/setrunelocale.c: __MB_LEN_MAX_RUNTIME -> MB_LEN_MAX
 #
 major=12
 minor=159