prefix=/usr
exec_prefix=${prefix}
libdir=${exec_prefix}/lib
includedir=${prefix}/include

Name: libusb-1.0
Description: C API for USB device access from Linux, Mac OS X, Windows, OpenBSD/NetBSD and Solaris userspace
Version: 1.0.30
Libs: -L${libdir} -lusb-1.0
Libs.private: -ludev 
Cflags: -I${includedir}/libusb-1.0