CONFIG_CRYPTO_TWOFISH_X86_64 is not available for the selected architecture x86.
Result is shown for architecture 64BIT or x86

Ciphers: Twofish

modulename: twofish-x86_64.ko

configname: CONFIG_CRYPTO_TWOFISH_X86_64

Linux Kernel Configuration
└─>Accelerated Cryptographic Algorithms for CPU (x86)
└─>Ciphers: Twofish
In linux kernel since version 2.6.19 (release Date: 2006-11-29)
Block cipher: Twofish cipher algorithm

Architecture: x86_64
source code:
/arch/x86/crypto/

depends
CONFIG_64BIT |
| CONFIG_CRYPTO or CONFIG_X86 or NOT CONFIG_KMSAN or CONFIG_UML_X86 or CONFIG_X86