Ken Shmidheiser wrote: > Robert Purves exlained: >> Place this near the top of your source code: >> include library "AudioToolbox/AudioServices.h" >> That should fix link errors. > Does a user still have to manually link to the framework in FBtoC using a library include? include library "Foo/Foo.h" does two things. First, it adds this to the translated C code: #include <Foo/Foo.h> so that the compiler knows about the functions declared Foo.h. Second, it adds -framework Foo to the linker invocation, so that the linker can find the library executable. Robert P.