specify posix.syslog:

- before:

    log = require "posix.syslog"

- describe LOG_MASK:

  - context with bad arguments:

      if log.LOG_MASK then

        badargs.diagnose (log.LOG_MASK, "(int)")

      end

- describe closelog:

  - context with bad arguments:

      if log.closelog then

        badargs.diagnose (log.closelog, "()")

      end

- describe openlog:

  - before:

      openlog = log.openlog

  - context with bad arguments: |

      if openlog then

        badargs.diagnose (openlog, "(string, ?int, ?int)")

      end

- describe setlogmask:

  - context with bad arguments:

      if log.setlogmask then

        badargs.diagnose (log.setlogmask, "(?int)")

      end

- describe syslog:

  - context with bad arguments:

      if log.syslog then

        badargs.diagnose (log.syslog, "(int, string)")

      end