Is required Mac OS X 16.2
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1) Install full XCODE, download from apple orinstall from Mac OS X cd.
2) Install FPC from here .
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3)Download lazarus sources , build and use.
Steps to get and build
Open a terminal.
go to devs folder
cd /Developers
get source of lazarus
svn co http://svn.freepascal.org/svn/lazarus/trunk lazarus
when finish, change to downloaded sources folder
cd /Developers/lazarus
build it...
make clean all
run it!
./startlazarus
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Enjoy.