__NR_setsockopt    58 arch/x86/include/generated/uapi/asm/unistd_64.h #define __NR_setsockopt 54
__NR_setsockopt   311 arch/x86/include/generated/uapi/asm/unistd_x32.h #define __NR_setsockopt (__X32_SYSCALL_BIT + 541)