Interface for querying installed libraries for use during compilation.
copied from cf-staging / pkg-configconda install conda-forge::pkg-config
conda install conda-forge/label/cf201901::pkg-config
conda install conda-forge/label/cf202003::pkg-config
conda install conda-forge/label/gcc7::pkg-config
pkg-config is a script to make putting together all the build flags when compiling/linking a lot easier.