[R-SIG-Mac] Building R with png and jpeg support

[Craig Amundsen]

Hi -

> Compare the environment you have in terminal.app with what you have in
> an X11 xterm.  You can use the env command, for example.  There may be
> other pieces, but I think you need /usr/X11R6/bin in your PATH.

Thanks for the idea.

The terminal.app environment does lack /usr/X11R6/bin in its path. I
tried adding it, but doing so had no effect on the status of jpeg and
png for R.

- Craig