Darwin/iOS: More unified syntax support w/ Clang.
Darwin/iOS: More unified syntax support w/ Clang.

Signed-off-by: Zachary Waldowski <f6cb034ae1bf314d2c0261a7a22e4684d1f74b57@gmail.com>

bgarrels/libffi,davibe/libffi,zwaldowski/libffi-iOS,zwaldowski/libffi-iOS,biosbits/libffi,rth7680/libffi,johne53/MB3Libffi,Distrotech/libffi,biosbits/libffi,Distrotech/libffi,s1341/libffi,nmav/libffi,zwaldowski/libffi-iOS,zwaldowski/libffi-iOS,bgarrels/libffi,joshtriplett/libffi,plicease/libffi,joshtriplett/libffi,Pan7/libffi,plicease/libffi,rth7680/libffi,zwaldowski/libffi-iOS,Pan7/libffi,biosbits/libffi,johne53/MB3Libffi,davibe/libffi,plicease/libffi,plicease/libffi,biosbits/libffi,Pan7/libffi,rth7680/libffi,bgarrels/libffi,johne53/MB3Libffi,nmav/libffi,joshtriplett/libffi,Distrotech/libffi,Distrotech/libffi,s1341/libffi,bgarrels/libffi,nmav/libffi,s1341/libffi,nmav/libffi,joshtriplett/libffi,rth7680/libffi,davibe/libffi,Pan7/libffi,johne53/MB3Libffi,johne53/MB3Libffi,davibe/libffi,s1341/libffi