D:\>perl -V Summary of my perl5 (revision 5 version 18 subversion 2) configuration: Platform: osname=MSWin32, osvers=6.2, archname=MSWin32-x64-multi-thread uname='Win32 strawberry-perl 5.18.2.2 #1 Tue Apr 15 14:36:23 2014 x64' config_args='undef' hint=recommended, useposix=true, d_sigaction=undef useithreads=define, usemultiplicity=define useperlio=define, d_sfio=undef, uselargefiles=define, usesocks=undef use64bitint=define, use64bitall=undef, uselongdouble=undef usemymalloc=n, bincompat5005=undef Compiler: cc='gcc', ccflags =' -s -O2 -DWIN32 -DWIN64 -DCONSERVATIVE -DPERL_TEXTMODE_SCRIPTS -DPERL_IMPLICIT_CONTEXT -DPERL_IMPLICIT_SYS -DUSE_PERLIO -fno- strict-aliasing -mms-bitfields', optimize='-s -O2', cppflags='-DWIN32' ccversion='', gccversion='4.7.3', gccosandvers='' intsize=4, longsize=4, ptrsize=8, doublesize=8, byteorder=12345678 d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=12 ivtype='long long', ivsize=8, nvtype='double', nvsize=8, Off_t='long long', lseeksize=8 alignbytes=8, prototype=define Linker and Libraries: ld='g++', ldflags ='-s -L"D:\strawberry\perl\lib\CORE" -L"D:\strawberry\c\lib"' libpth=D:\strawberry\c\lib D:\strawberry\c\x86_64-w64-mingw32\lib D:\strawberry\c\lib\gcc\x86_64-w64-mingw32\4.7.3 libs=-lmoldname -lkernel32 -luser32 -lgdi32 -lwinspool -lcomdlg32 -ladvapi32 -lshell32 -lole32 -loleaut32 -lnetapi32 -luuid -lws2_32 -lmpr -lwinmm -lversion -lodbc32 -lodbccp32 -lcomctl32 perllibs=-lmoldname -lkernel32 -luser32 -lgdi32 -lwinspool -lcomdlg32 -ladvapi32 -lshell32 -lole32 -loleaut32 -lnetapi32 -luuid -lws2_32 -lmpr -lw inmm -lversion -lodbc32 -lodbccp32 -lcomctl32 libc=, so=dll, useshrplib=true, libperl=libperl518.a gnulibc_version='' Dynamic Linking: dlsrc=dl_win32.xs, dlext=dll, d_dlsymun=undef, ccdlflags=' ' cccdlflags=' ', lddlflags='-mdll -s -L"D:\strawberry\perl\lib\CORE" -L"D:\strawberry\c\lib"' Characteristics of this binary (from libperl): Compile-time options: HAS_TIMES HAVE_INTERP_INTERN MULTIPLICITY PERLIO_LAYERS PERL_DONT_CREATE_GVSV PERL_HASH_FUNC_ONE_AT_A_TIME_HARD PERL_IMPLICIT_CONTEXT PERL_IMPLICIT_SYS PERL_MALLOC_WRAP PERL_PRESERVE_IVUV PERL_SAWAMPERSAND USE_64_BIT_INT USE_ITHREADS USE_LARGE_FILES USE_LOCALE USE_LOCALE_COLLATE USE_LOCALE_CTYPE USE_LOCALE_NUMERIC USE_PERLIO USE_PERL_ATOF Built under MSWin32 Compiled at Apr 15 2014 14:45:10 %ENV: PERL_JSON_BACKEND="JSON::XS" PERL_MM_OPT="INSTALL_BASE=C:\Users\U0159691\perl5" PERL_YAML_BACKEND="YAML" @INC: D:/strawberry/perl/site/lib D:/strawberry/perl/vendor/lib D:/strawberry/perl/lib . #### D:\>perl -MData::Dumper -e "print Dumper \%ENV" $VAR1 = { 'PERL_YAML_BACKEND' => 'YAML', 'CATALINA_HOME' => 'C:\\Program Files\\Apache Software Foundation\\Tomcat 7.0', 'PROGRAMFILES' => 'C:\\Program Files', 'PROGRAMFILES(X86)' => 'C:\\Program Files (x86)', 'BPADIR' => 'C:\\Program Files (x86)\\Microsoft Team Foundation Server 2010 Power Tools\\Best Practices Analyzer\\', 'COMSPEC' => 'C:\\Windows\\system32\\cmd.exe', 'PROGRAMDATA' => 'C:\\ProgramData', 'PATHEXT' => '.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC', 'COMMONPROGRAMW6432' => 'C:\\Program Files\\Common Files', 'USERDNSDOMAIN' => 'TEN.THOMSONREUTERS.COM', 'PROCESSOR_IDENTIFIER' => 'Intel64 Family 6 Model 42 Stepping 7, GenuineIntel', 'SITECODE' => '167', 'WINDIR' => 'C:\\Windows', 'PROMPT' => '$P$G', 'PROCESSOR_ARCHITECTURE' => 'AMD64', 'LOCALAPPDATA' => 'C:\\Users\\U0159691\\AppData\\Local', 'ROXIOCENTRAL' => 'C:\\Program Files (x86)\\Common Files\\Roxio Shared\\10.0\\Roxio Central36\\', 'PATH' => 'C:\\Windows\\system32;C:\\Windows;C:\\Windows\\System32\\Wbem;C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\;C:\\Program Files (x86)\\Common Files\\Roxio Shared\\DLLShared\\;C:\\Program Files (x86)\\Common Files\\Roxio Shared\\10.0\\DLLShared\\;C:\\Program Files\\EmEditor;C:\\ Program Files (x86)\\Microsoft Team Foundation Server 2010 Power Tools\\Best Practices Analyzer\\;C:\\Program Files\\Microsoft SQL Server\\110\\Tools\ \Binn\\;C:\\Program Files\\Microsoft SQL Server\\100\\DTS\\Binn\\;C:\\Program Files (x86)\\Microsoft SQL Server\\100\\Tools\\Binn\\VSShell\\Common7\\I DE\\;C:\\Program Files (x86)\\Microsoft SQL Server\\100\\Tools\\Binn\\;C:\\Program Files\\Microsoft SQL Server\\100\\Tools\\Binn\\;C:\\Program Files ( x86)\\Microsoft SQL Server\\100\\DTS\\Binn\\;C:\\Program Files (x86)\\QuickTime\\QTSystem\\;D:\\strawberry\\c\\bin;D:\\strawberry\\perl\\site\\bin;D:\ \strawberry\\perl\\bin;C:\\Users\\U0159691\\perl5\\bin', 'TERM' => 'dumb', 'LOGONSERVER' => '\\\\C111GGZTGDCG3', 'HOMESHARE' => '\\\\homedir\\U0159691', 'PROCESSOR_REVISION' => '2a07', 'APPDATA' => 'C:\\Users\\U0159691\\AppData\\Roaming', 'COMPUTERNAME' => 'U0159691-TPL-A', 'SESSIONNAME' => 'Console', 'PROCESSOR_LEVEL' => '6', 'HOMEPATH' => '\\', 'ALLUSERSPROFILE' => 'C:\\ProgramData', 'REGION' => 'AMERS', 'COMMONPROGRAMFILES(X86)' => 'C:\\Program Files (x86)\\Common Files', 'USERDOMAIN' => 'TEN', 'PUBLIC' => 'C:\\Users\\Public', 'PERL_JSON_BACKEND' => 'JSON::XS', 'TMP' => 'C:\\Users\\U0159691\\AppData\\Local\\Temp', 'HOMEDRIVE' => 'I:', 'ASL.LOG' => 'Destination=file', 'SYSTYPE' => 'Laptop', 'SYSTEMDRIVE' => 'C:', 'TEMP' => 'C:\\Users\\U0159691\\AppData\\Local\\Temp', 'PROGRAMW6432' => 'C:\\Program Files', 'VS110COMNTOOLS' => 'C:\\Program Files (x86)\\Microsoft Visual Studio 11.0\\Common7\\Tools\\', 'PSMODULEPATH' => 'C:\\Windows\\system32\\WindowsPowerShell\\v1.0\\Modules\\', 'EMPLOYEEID' => '0159691', 'PERL_MM_OPT' => 'INSTALL_BASE=C:\\Users\\U0159691\\perl5', 'SYSTEMROOT' => 'C:\\Windows', 'TLRCOMPUTER' => 'U0159691-W7A', 'NUMBER_OF_PROCESSORS' => '8', 'USERNAME' => 'U0159691', 'FP_NO_HOST_CHECK' => 'NO', 'UATDATA' => 'C:\\Windows\\SysWOW64\\CCM\\UATData\\D9F8C395-CAB8-491d-B8AC-179A1FE1BE77', 'COMMONPROGRAMFILES' => 'C:\\Program Files\\Common Files', 'OS' => 'Windows_NT', 'USERPROFILE' => 'C:\\Users\\U0159691' };