library not found in openssl

I'm installing Crypt::SSleay.
When doing "perl Makefile.PL", I'm told that libraries not found in
openssl directory.
Does anyone meet this issure, please help out.
I'm using windows xp. Following is log.
Thanks in advance.


Found OpenSSL (version OpenSSL 0.9.8) installed at c:/openssl
Which OpenSSL build path do you want to link against? [c:/openssl]
================================================
BUILD INFORMATION
================================================

ssl dir: c:\openssl
libraries: -lssleay32 -llibeay32 -lRSAglue -lrsaref
include dir: c:\openssl\include -Ic:\openssl\inc32
ssl header: openssl/ssl.h
ssl candidate: c:/openssl; c:/openssl/include/openssl; OpenSSL 0.9.8

================================================

Note (probably harmless): No library found for -lssleay32
......................
Note (probably harmless): No library found for -lrsaref

Writing Makefile for Crypt::SSLeay