+ my @incs = ();
+ push @incs, @{$args{incs}} if @{$args{incs}};
+ unless ($disabled{zlib}) {
+ # GNV$ZLIB_INCLUDE is the standard logical name for later zlib
+ # incarnations.
+ push @incs, ($withargs{zlib_include} || 'GNV$ZLIB_INCLUDE:');
+ }
+ if (@incs) {