If the software is interdependent, then "make update" will
take care of those too.

If yuo mean all installed packages on your system, you might
also have a look at the package "pkg_chk" (pkgsrc/pkgtools/pkg_chk).
This may do what you want on a global basis.

> thanks
> but when i have lots of older software,i must make update one by one?
>
> On 3/31/06, yancm@sdf.lonestar.org <yancm@sdf.lonestar.org> wrote:
>> Hi Linyin,
>>
>> If I understand corrctly you have some software at version n
>> installed by way of pkgsrc. Then you have updated pkgsrc which
>> is now for a higher software version than you currently have
>> installed, correct?
>>
>> Then your question is, how do you update the installed package?
>> In the package subdirectory type 'make update'.
>>
>> This is described in the "PACKAGE TARGETS" section of the packages man
>> page.
>>
>> Hope that helps!
>>
>>
>> > i install the software.but when i update my pkgsrc,the software have
>> new
>> > version
>> > how can i update it to the newest version via pkgsrc?
>> > like freebsd,has the portupgrade can do it,but what software can do it
>> > under netbsd?