__NR_preadv 333 arch/x86/include/generated/uapi/asm/unistd_32.h #define __NR_preadv 333 __NR_preadv 299 arch/x86/include/generated/uapi/asm/unistd_64.h #define __NR_preadv 295 __NR_preadv 304 arch/x86/include/generated/uapi/asm/unistd_x32.h #define __NR_preadv (__X32_SYSCALL_BIT + 534)