http://stackoverflow.com/questions/26893521/ca-certificate-directory-on-windows

http://ftp.netbsd.org/pub/NetBSD/NetBSD-current/src/external/bsd/wpa/dist/src/crypto/tls_openssl.c

http://stackoverflow.com/questions/27026566/api-openssl-wincrypt-unable-to-get-local-issuer-certificate-certificate-n