Checking if your kit is complete... Looks good Writing Makefile for Ivrs Microsoft (R) Program Maintenance Utility Version 7.10.3077 Copyright (C) Microsoft Corporation. All rights reserved. cp Ivrs.pm blib\lib\Ivrs.pm Microsoft (R) Program Maintenance Utility Version 7.10.3077 Copyright (C) Microsoft Corporation. All rights reserved. C:\cpanrun\build\5-10-0\bin\perl.exe "-Iblib\lib" "-Iblib\arch" test.pl 1..1 Your vendor has not defined POSIX macro B9600, used at blib\lib/Ivrs.pm line 84 Compilation failed in require at test.pl line 11. BEGIN failed--compilation aborted at test.pl line 11. NMAKE : fatal error U1077: 'C:\cpanrun\build\5-10-0\bin\perl.exe' : return code '0x2' Stop.