.intel_syntax noprefix
    .text
    .global _exit
_exit:
    mov rax, 60
    syscall


# extern int read(int fd, void* buf, int sz)
#         rax      rdi     rsi         rdx

    .global read
read:
    mov rax, 0
    syscall
    ret


.global write
write:
    mov rax, 1
    syscall
    ret


.global open
open:
    mov rax, 2
    syscall
    ret


.global close
close:
    mov rax, 3
    syscall
    ret


.global lseek
lseek:
    mov rax, 8
    syscall
    ret