user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<merge_args>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  movq   $0x0,-0x10(%rbp)
  movl   $0x0,-0x1c(%rbp)
  cmpq   $0x0,-0x28(%rbp)
  jne    L1
  mov    -0x30(%rbp),%rax
  jmp    L7
L1:
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strdup@plt>
  mov    %eax,%ecx
  mov    $0x36,%edx
  lea    D25(%rip),%rax
  mov    %rax,%rsi
  mov    %ecx,%edi
  call   <do_nofail@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  lea    D9(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strtok@plt>
  mov    %rax,-0x18(%rbp)
  jmp    L24
L48:
  addl   $0x1,-0x1c(%rbp)
  mov    -0x38(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,%edx
  mov    -0x1c(%rbp),%eax
  add    %edx,%eax
  add    $0x1,%eax
  shl    $0x3,%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <realloc@plt>
  mov    %eax,%ecx
  mov    $0x39,%edx
  lea    D25(%rip),%rax
  mov    %rax,%rsi
  mov    %ecx,%edi
  call   <do_nofail@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x1c(%rbp),%eax
  lea    0x0(,%rax,8),%rdx
  mov    -0x10(%rbp),%rax
  add    %rax,%rdx
  mov    -0x18(%rbp),%rax
  mov    %rax,(%rdx)
  lea    D9(%rip),%rax
  mov    %rax,%rsi
  mov    $0x0,%edi
  call   <strtok@plt>
  mov    %rax,-0x18(%rbp)
L24:
  cmpq   $0x0,-0x18(%rbp)
  jne    L48
  cmpq   $0x0,-0x10(%rbp)
  jne    L45
  mov    -0x30(%rbp),%rax
  jmp    L7
L45:
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,(%rax)
  movl   $0x1,-0x20(%rbp)
  jmp    L34
L33:
  mov    -0x20(%rbp),%eax
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    -0x1c(%rbp),%ecx
  mov    -0x20(%rbp),%edx
  add    %ecx,%edx
  mov    %edx,%edx
  lea    0x0(,%rdx,8),%rcx
  mov    -0x10(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rax),%rax
  mov    %rax,(%rdx)
  addl   $0x1,-0x20(%rbp)
L34:
  mov    -0x38(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x20(%rbp)
  jbe    L33
  mov    -0x38(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,%edx
  mov    -0x1c(%rbp),%eax
  add    %edx,%eax
  mov    %eax,%edx
  mov    -0x38(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
L7:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D25
data_type: string
name: disassemble_data
arguments: data_tag: D9
data_type: string

tool: D25: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/10w01/buildroot/refs/heads/2013.11-Amlogic/DroneOS/buildroot/package/mkpasswd/utils.c

tool: D9:  

assistant: ```c
char **merge_args(char *args, char *argv[], int *argc) {
  char *arg, *argstring;
  char **newargs = NULL;
  unsigned int i, num_env = 0;
  if (!args)
    return argv;
  argstring = do_nofail((strdup(args)), "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/10w01/buildroot/refs/heads/2013.11-Amlogic/DroneOS/buildroot/package/mkpasswd/utils.c", 54);
  for (arg = strtok(argstring, " "); arg; arg = strtok(NULL, " ")) {
    num_env++;
    newargs = do_nofail((realloc(newargs, sizeof(newargs[0]) * (num_env + *argc + 1))), "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/10w01/buildroot/refs/heads/2013.11-Amlogic/DroneOS/buildroot/package/mkpasswd/utils.c", 57);
    newargs[num_env] = arg;
  }
  if (!newargs)
    return argv;
  newargs[0] = argv[0];
  for (i = 1; i <= *argc; i++)
    newargs[num_env + i] = argv[i];
  *argc += num_env;
  return newargs;
}
```