MYSQL_PLUGIN(md5,[MD5 UDF],
        [UDF Plugin for MD5])
MYSQL_PLUGIN_DYNAMIC(md5,   [libmd5udf.la])
MYSQL_PLUGIN_ACTIONS(md5,  [
  AC_CHECK_HEADERS(openssl/md5.h)
  AM_CONDITIONAL(BUILD_MD5_UDF,[test "$ac_cv_header_openssl_md5_h" = "yes"])
])
