C:\_32\comp\Math-GMP-2.06>perl -MDevel::CheckLib -e 1
%Config::Config is read-only
BEGIN failed--compilation aborted at C:/_32/ap1005/lib/ActiveState/Path.pm line
12.
Compilation failed in require at C:/_32/ap1005/lib/ActivePerl/Config.pm line 46.

Compilation failed in require.
BEGIN failed--compilation aborted.