Added support for user-defined pkg config for 3rd party dependencies (#868)
Added support for user-defined pkg config for 3rd party dependencies (#868)

Co-authored-by: György Kovács <b30f85e1627e8dda13ac3478db2c3a3d489a226a@goodgrind.tech>
Co-authored-by: Igor Klopov <78b6854e22ab09d4ae3dac29b92052963103b33e@klopov.com>
zeit/pkg,zeit/pkg