+# 0.004 has unbro with prototype $$
+# 0.004_001 renames it to unbro_given_size, and provides unbro with
+# prototype $;$ which calls:
+# * unbro_given_size when called with two arguments
+# * the OO interface when called with one argument
+sub unbro ($;$) {
+ my ($buffer, $decoded_size) = @_;
+ if (defined $decoded_size) {
+ return unbro_given_size($buffer, $decoded_size)
+ } else {
+ my $bro = IO::Uncompress::Brotli->create;
+ return $bro->decompress($buffer);
+ }
+}
+