GetOpenCLDeviceMaxMemAllocSize  218 magick/accelerate.c   allocSize=GetOpenCLDeviceMaxMemAllocSize(clEnv);
GetOpenCLDeviceMaxMemAllocSize  398 magick/opencl-private.h   GetOpenCLDeviceMaxMemAllocSize(MagickCLEnv);
GetOpenCLDeviceMaxMemAllocSize 3154 magick/opencl.c         allocSize = GetOpenCLDeviceMaxMemAllocSize(clEnv);