CMake: BOOST is a dependency of OpenImageIO

CMakeLists.txt

@@ -456,7 +456,7 @@ if(NOT WITH_BOOST)
 
 	set_and_warn(WITH_OPENAL         OFF)  # depends on AUDASPACE
 	set_and_warn(WITH_GAMEENGINE     OFF)  # depends on AUDASPACE
-elseif(WITH_CYCLES OR WITH_MOD_BOOLEAN OR WITH_AUDASPACE OR WITH_INTERNATIONAL)
+elseif(WITH_CYCLES OR WITH_OPENIMAGEIO OR WITH_MOD_BOOLEAN OR WITH_AUDASPACE OR WITH_INTERNATIONAL)
 	# Keep enabled
 else()
 	# Enabled but we don't need it