title: About Mac os 64-bit and 32-bit
body: <p>I have Problem in 64-bit and 32-bit in mac. i am using mac10.6 version.it support 64-bit default. when i run my project in terminal using makefile ,how to run 32bit and 64 bit api's separately? why some Framework api available only in 32-bit(lower version)? please clear my doubt</p>