/usr/lib/x86_64-linux-gnu/pkgconfig/libdecoration.pc is in libdecoration0-dev 1:0.9.12.2+16.04.20160415-0ubuntu1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 | prefix=/usr
exec_prefix=/usr/bin
libdir=/usr/lib/x86_64-linux-gnu
includedir=/usr/include
Name: libdecoration
Description: Window decoration library
Version: 0.9.12.2
Requires: xrender >= 0.9.3
Libs: -lXrender -lX11 -L${libdir} -ldecoration
Cflags: -I${includedir}/compiz
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