/usr/lib/x86_64-linux-gnu/pkgconfig/umockdev-1.0.pc is in libumockdev-dev 0.8.8-2.
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=${prefix}
libdir=${prefix}/lib/x86_64-linux-gnu
includedir=${prefix}/include
Name: umockdev
Description: Mock hardware devices for creating unit tests
Version: 0.8.8
Requires: glib-2.0, gobject-2.0
Libs: -L${libdir} -lumockdev
Cflags: -I${includedir}/umockdev-1.0
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