adding old perl support

[Benedikt Meurer]

Oliver Lehmann wrote:
> Hi,
> 
> can intltool-merge.in be changed from
>   mkdir $lang or die "Cannot create subdirectory $lang: $!\n";
> to
>   mkdir($lang, 0755) or die "Cannot create subdirectory $lang: $!\n";
> for getting xfce to compile on systems with a non-recent Perl say Perl
> 5.0? I noticed this the first time while compiling
> xfce4-icon-theme-4.3.90.1 on FreeBSD 4 where 5.005 is the default perl
> version. I guess other xfce components are affected too (not tested right
> now).

intltool-*.in are generated/copied by intltool.

Benedikt