Core/Build:


Fixed an issue that caused errors when compiling on Mac OS/X 
Types like uint64 are also defined in Security Framework on Mac OS/X. This causes type conflict errors during build. Added checks to prevent Security Framework from trying to define the same types again.

Original patcher: isair (http://tinyurl.com/commit-topic)

Signed-off-by: Image <EmageDev@gmail.com>