pkgconfig is deprecated in favor of pkg-config. Define both for compatibility with meson < 1.3.0. https://mesonbuild.com/Release-notes-for-1-3-0.html#machine-files-pkgconfig-field-deprecated-and-replaced-by-pkgconfig
pkgconfig is deprecated in favor of pkg-config. Define both for compatibility with meson < 1.3.0. https://mesonbuild.com/Release-notes-for-1-3-0.html#machine-files-pkgconfig-field-deprecated-and-replaced-by-pkgconfig