+1.21 Mon Oct 29 11:52:54 GMT 2007
+ - In the "typemap" file's handling of opaquechar*, use STRLEN
+ type for _unused_len in instead of unsigned: this prevents a
+ (possibly serious) warning on some 64-bit architectures,
+ although applications that do not use the option_binary()
+ methods will be safe with the previous release.
+