libextutils-pkgconfig-perl binary package in Ubuntu Focal s390x

 ExtUtils::PkgConfig is a module that retrieves information about installed
 libraries from the pkg-config utility found on many modern operating systems
 and architectures. The information provided is useful for compiling against
 and linking to system-installed libraries.
 .
 This module performs some basic error checking to notify users when there are
 potential problems retrieving the necessary information from pkg-config.

Source package