Fixes link errors for host packages like ruby like the following:
/usr/bin/ld: .../staging_dir/host/lib/libcrypto.a(libcrypto_la-md5_dgst.o):
relocation R_X86_64_PC32 against symbol `memcpy@@GLIBC_2.14' can not be used when making a shared object; recompile with -fPIC
Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>