Cryptography .so files are Mach-O instead of ELF in 0.8.0

[ltsampros]

$ pip list | grep -i lambda
lambda-packages (0.8.0)

./_cffi_backend.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Cipher/_AES.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Cipher/_ARC2.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Cipher/_ARC4.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Cipher/_Blowfish.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Cipher/_CAST.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Cipher/_DES.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Cipher/_DES3.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Cipher/_XOR.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Hash/_MD2.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Hash/_MD4.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Hash/_RIPEMD160.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Hash/_SHA224.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Hash/_SHA256.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Hash/_SHA384.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Hash/_SHA512.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Util/_counter.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./Crypto/Util/strxor.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./cryptography/hazmat/bindings/_commoncrypto.so: Mach-O universal binary with 2 architectures
./cryptography/hazmat/bindings/_commoncrypto.so (for architecture x86_64):  Mach-O 64-bit bundle x86_64
./cryptography/hazmat/bindings/_commoncrypto.so (for architecture i386):    Mach-O bundle i386
./cryptography/hazmat/bindings/_constant_time.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./cryptography/hazmat/bindings/_openssl.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped
./cryptography/hazmat/bindings/_padding.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped

[ltsampros]

Please disregard.