ExtUtils::testlib
  
NAME
ExtUtils::testlib - add blib/* directories to @INC
SYNOPSIS
-   use ExtUtils::testlib;
DESCRIPTION
After an extension has been built and before it is installed it may be
desirable to test it bypassing make test
. By adding
-     use ExtUtils::testlib;
to a test program the intermediate directories used by make
 are
added to @INC.