How to Rebuild All Items Dependent on Updated Port

[Richard L. Hamilton]

On Apr 3, 2012, at 9:23 AM, Anthony Michael Agelastos wrote:

> Hello:
> 
> How do I rebuild all installed ports dependent on a specific port? Overall, I'd like MacPorts to update the outdated ports and then rebuild the ports that used the outdated ports so everything was compiled with the latest versions of everything. I apologize if this is documented; I did not see it.

From the friendly man page for port:

To upgrade portname and the ports that depend on it:

           port -R upgrade libiconv