void FUN_0041b2a8(int *param_1)

{

  uint uVar1;

  int *piVar2;

  int *piVar3;

  int iVar4;

  if (param_1 == (int *)0x0) {

    while (piVar3 = DAT_004365b8, (int **)DAT_004365b8 != &DAT_004365b8) {

      iVar4 = *DAT_004365b8;

      piVar2 = (int *)DAT_004365b8[1];

      uVar1 = DAT_004365b8[2];

      *piVar2 = iVar4;

      *piVar3 = 0;

      *(int **)(iVar4 + 4) = piVar2;

      *piVar3 = (int)DAT_004365a0;

      DAT_004365a0[1] = (int)piVar3;

      piVar3[2] = uVar1 & 0xfffffeff;

      DAT_004365a0 = piVar3;

      piVar3[1] = (int)&DAT_004365a0;

    }

    return;

  }

  iVar4 = *param_1;

  piVar3 = (int *)param_1[1];

  uVar1 = param_1[2];

  *piVar3 = iVar4;

  *param_1 = 0;

  *(int **)(iVar4 + 4) = piVar3;

  *param_1 = (int)DAT_004365a0;

  DAT_004365a0[1] = (int)param_1;

  DAT_004365a0 = param_1;

  param_1[2] = uVar1 & 0xfffffeff;

  param_1[1] = (int)&DAT_004365a0;

  return;

}