Fixed source of the 64-bit problem, which actually had nothing to do with 64- vs. 32-bit, but rather was an endian problem because the 64-bit OSX compile does not use the i386 macro, which this header depended on.  Made it use the same macro everything else uses.
Fixed source of the 64-bit problem, which actually had nothing to do with 64- vs. 32-bit, but rather was an endian problem because the 64-bit OSX compile does not use the i386 macro, which this header depended on.  Made it use the same macro everything else uses.

RTcmix/RTcmix,RTcmix/RTcmix,RTcmix/RTcmix,RTcmix/RTcmix,RTcmix/RTcmix,RTcmix/RTcmix