void FUN_00404da4(int *param_1)

{

  uint uVar1;

  int *piVar2;

  int *piVar3;

  int iVar4;

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

    while (piVar3 = DAT_0041c9b8, (int **)DAT_0041c9b8 != &DAT_0041c9b8) {

      signal(DAT_0041c9b8[3],(__sighandler_t)0x0)   //possible issue identified - semgrep

      iVar4 = *piVar3;

      piVar2 = (int *)piVar3[1];

      uVar1 = piVar3[2];

      *piVar2 = iVar4;

      *piVar3 = 0;

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

      *piVar3 = (int)DAT_0041c9a0;

      DAT_0041c9a0[1] = (int)piVar3;

      piVar3[2] = uVar1 & 0xfffffeff;

      DAT_0041c9a0 = piVar3;

      piVar3[1] = (int)&DAT_0041c9a0;

    }

  }

  else {

    signal(param_1[3],(__sighandler_t)0x0)   //possible issue identified - semgrep

    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_0041c9a0;

    DAT_0041c9a0[1] = (int)param_1;

    DAT_0041c9a0 = param_1;

    param_1[2] = uVar1 & 0xfffffeff;

    param_1[1] = (int)&DAT_0041c9a0;

  }

  return;

}