如何升级已经安装的软件包

zhangshoug

使用pkg_add -u 没有升级，出现如下现象：

# pkg_add -u
Error from ftp://ftp.openbsd.org/pub/OpenBSD/3.9/packages/i386/:
Unknown command.
Candidates for updating clamav-0.88 -> clamav-0.88 clamav-0.88.2
Ambiguous: clamav-0.88 could be clamav-0.88 clamav-0.88.2
Candidates for updating curl-7.15.1 -> curl-7.15.1 curl-7.15.3
Ambiguous: curl-7.15.1 could be curl-7.15.1 curl-7.15.3
Candidates for updating gd-2.0.33p2 -> gd-2.0.33p3
Looking for updates: complete
Cannot find updates for unarj-2.43 unrar-3.54p0
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