Solved! After reading this document several times, I finally got it:
http://www.ibphoenix.com/resources/documents/how_to/doc_103
OSX , exe windows.
/Library/Framworks/Firebird.framework , "Firebird". , , - " Firebird libfbembed.dylib". Windows , Windows .exe DLL. , , .
, , .
1) "Firebird" {executable} /usr/local/lib/libgds.dylib
ln -s /Library/Frameworks/Firebird.framework/Firebird /usr/local/lib/libgds.dylib
2) firebird.msg , /usr/local/lib
ln -s /Library/Frameworks/Firebird.framework/Versions/A/Resources/English.lproj/var/firebird.msg /usr/local/lib/firebird.msg
3) security2.fdb /usr/local/lib , . , .
cp /Library/Frameworks/Firebird.framework/Versions/A/Resources/English.lproj/var/security2.fdb /usr/local/lib
chmod 777 /usr/local/lib/security2.fdb.