fix Compress-Raw-Zlib build with newer cosmocc, build using cosmo's zlib to avoid name clashes or including two versions of zlib

Author: G4Vi

lib/Perl/Dist/APPerl.pm

@@ -1076,6 +1076,10 @@ sub Build {
         _install_perl_repo_files($itemconfig, $SiteConfig);
         print "cd ".$SiteConfig->{perl_repo}."\n";
         chdir($SiteConfig->{perl_repo}) or die "Failed to enter perl repo";
+        # build using cosmo's zlib to avoid name clashes or including two versions of zlib
+        local $ENV{'BUILD_ZLIB'} = 'False';
+        local $ENV{'ZLIB_INCLUDE'} = $SiteConfig->{cosmocc} . '/include/third_party/zlib';
+        local $ENV{'ZLIB_LIB'} = '';
         _command_or_die('make');
         $PERL_APE = "$SiteConfig->{perl_repo}/perl.com";
         @perl_config_cmd = ('./perl', '-Ilib');