prefix=/usr
exec_prefix=${prefix}
libdir=${prefix}/lib/x86_64-linux-gnu
includedir=${prefix}/include

Name: libmagic
Description: Magic number recognition library
Version: 5.45
Libs: -L${libdir} -lmagic
Libs.private: -llzma -lbz2 -lz 
Cflags: -I${includedir}