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

Name: DirectFB
Description: graphics and windowing library for the Linux frame buffer device
Version: 0.9.16
Libs: -L${libdir} -ldirectfb -lpthread 
Cflags: -D_REENTRANT -pthread -I${prefix}/include/directfb