$ sh -x relink && readelf -d blib/arch/auto/DBD/Sybase/Sybase.so | grep -i rpath
+ gcc -L/usr/local/dept/lib -Wl,-R/usr/local/dept/lib -shared -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic Sybase.o dbdimp.o -o blib/arch/auto/DBD/Sybase/Sybase.so
 0x000000000000000f (RPATH)              Library rpath: [/usr/local/dept/lib]