Reverted previous change.

modules/Bio/EnsEMBL/Gene.pm

@@ -44,7 +44,7 @@ Please post comments/questions to the Ensembl development list
 
 use strict;
 
-use POSIX ();
+use POSIX;
 use Bio::EnsEMBL::Feature;
 use Bio::EnsEMBL::Utils::Argument qw(rearrange);
 use Bio::EnsEMBL::Utils::Exception qw(throw warning deprecate);