/usr/lib/x86_64-linux-gnu/pkgconfig/libmaxminddb.pc is in libmaxminddb-dev 1.3.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 | prefix=/usr
exec_prefix=/usr
libdir=${prefix}/lib/x86_64-linux-gnu
includedir=${prefix}/include/x86_64-linux-gnu
Name: libmaxminddb
Description: C library for the MaxMind DB file format
URL: http://maxmind.github.io/libmaxminddb/
Version: 1.3.1
Libs: -L${libdir} -lmaxminddb
Cflags: -I${includedir}
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