opencl-headers 2.2~2019.01.17-g49f07d3-1 (ppc64el binary) in ubuntu focal

 OpenCL (Open Computing Language) is a multi-vendor open standard for
 general-purpose parallel programming of heterogeneous systems that include
 CPUs, GPUs and other processors.
 .
 This metapackage depends on packages providing the C and C++ headers files
 for the OpenCL API as published by The Khronos Group Inc. The corresponding
 specification and documentation can be found on the Khronos website.