在freebsd 9.1 amd64版本系统下通过ports安装mailscanner时提示以下错误信息：
t/timeout….You tried to run a test without a plan at t/timeout.t line 12.
BEGIN failed–compilation aborted at t/timeout.t line 17.
t/timeout….dubious
Test returned status 255 (wstat 65280, 0xff00)
Failed Test Stat Wstat Total Fail List of Failed
——————————————————————————-
t/timeout.t 255 65280 ?? ?? ??
Failed 1/6 test scripts. 0/25 subtests failed.
Files=6, Tests=25, 5 wallclock secs ( 0.15 cusr + 0.09 csys = 0.23 CPU)
Failed 1/6 test programs. 0/25 subtests failed.
*** [test_dynamic] Error code 255
Stop in /usr/ports/devel/p5-Sys-SigAction/work/Sys-SigAction-0.15.
*** [post-build] Error code 1
Stop in /usr/ports/devel/p5-Sys-SigAction.
*** [build-depends] Error code 1
Stop in /usr/ports/mail/mailscanner.
*** [install] Error code 1
Stop in /usr/ports/mail/mailscanner.
原来安装的是perl5.8，deinstall后安装最新的perl5.16，然后重新make install clean通过！