$WriteMakefileArgs{MIN_PERL_VERSION} = delete $WriteMakefileArgs{PREREQ_PM}{perl} || 0;
+die 'attention developer: you need to do a sane meta merge here!'
+ if keys %{$WriteMakefileArgs{BUILD_REQUIRES}};
+
$WriteMakefileArgs{BUILD_REQUIRES} = {
%{$WriteMakefileArgs{BUILD_REQUIRES} || {}},
%{delete $WriteMakefileArgs{TEST_REQUIRES}}
delete $WriteMakefileArgs{CONFIGURE_REQUIRES}
if $eumm_version < 6.51_03;
+delete $WriteMakefileArgs{MIN_PERL_VERSION}
+ if $eumm_version < 6.48;
+
+delete @WriteMakefileArgs{qw(META_ADD META_MERGE)}
+ if $eumm_version < 6.46;
+
+delete $WriteMakefileArgs{LICENSE}
+ if $eumm_version < 6.31;
+
WriteMakefile(%WriteMakefileArgs);