The Gmail app is just a plain-old app, it doesn't care about your Mail settings, and it can't do "Fetch" polling for new mail. It may have its own settings to enable/disable push notifications, ...
The original iPhone software supported push email through Yahoo but .Mac email functioned like any other standard IMAP account on the iPhone. With the new 2.0 update, there's now support for Exchange ...
The original iPhone software supported push email through Yahoo but .Mac email functioned like any other standard IMAP account on the iPhone. With the new 2.0 update, there's now support for Exchange ...