Summary of my perl5 (revision 5 version 8 subversion 9) configuration: Platform: osname=freebsd, osvers=7.2-stable, archname=amd64-freebsd uname='freebsd mail.ringier.sk 7.2-stable freebsd 7.2-stable #3: wed aug 5 15:05:37 utc 2009 root@mail.ringier.sk:usrobjusrsrcsysdell amd64 ' config_args='-sde -Dprefix=/bench/local1 -Darchlib=/bench/local1/lib/perl5/5.8.9/mach -Dprivlib=/bench/local1/lib/perl5/5.8.9 -Dman3dir=/bench/local1/lib/perl5/5.8.9/perl/man/man3 -Dman1dir=/bench/local1/man/man1 -Dsitearch=/bench/local1/lib/perl5/site_perl/5.8.9/mach -Dsitelib=/bench/local1/lib/perl5/site_perl/5.8.9 -Dscriptdir=/bench/local1/bin -Dsiteman3dir=/bench/local1/lib/perl5/5.8.9/man/man3 -Dsiteman1dir=/bench/local1/man/man1 -Ui_malloc -Ui_iconv -Uinstallusrbinperl -Dcc=cc -Duseshrplib -Dinc_version_list=none -Dccflags=-DAPPLLIB_EXP="/bench/local1/lib/perl5/5.8.9/BSDPAN" -Doptimize=-O2 -fno-strict-aliasing -pipe -Ud_dosuid -Ui_gdbm -Dusethreads=n -Dusemymalloc=y -Duse64bitint' hint=recommended, useposix=true, d_sigaction=define usethreads=undef use5005threads=undef useithreads=undef usemultiplicity=undef useperlio=define d_sfio=undef uselargefiles=define usesocks=undef use64bitint=define use64bitall=define uselongdouble=undef usemymalloc=y, bincompat5005=undef Compiler: cc='cc', ccflags ='-DAPPLLIB_EXP="/bench/local1/lib/perl5/5.8.9/BSDPAN" -DHAS_FPSETMASK -DHAS_FLOATINGPOINT_H -fno-strict-aliasing -pipe -I/usr/local/include', optimize='-O2 -fno-strict-aliasing -pipe', cppflags='-DAPPLLIB_EXP="/bench/local1/lib/perl5/5.8.9/BSDPAN" -DHAS_FPSETMASK -DHAS_FLOATINGPOINT_H -fno-strict-aliasing -pipe -I/usr/local/include' ccversion='', gccversion='4.2.1 20070719 [FreeBSD]', gccosandvers='' intsize=4, longsize=8, ptrsize=8, doublesize=8, byteorder=12345678 d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=16 ivtype='long', ivsize=8, nvtype='double', nvsize=8, Off_t='off_t', lseeksize=8 alignbytes=8, prototype=define Linker and Libraries: ld='cc', ldflags =' -Wl,-E -L/usr/local/lib' libpth=/usr/lib /usr/local/lib libs=-lm -lcrypt -lutil perllibs=-lm -lcrypt -lutil libc=, so=so, useshrplib=true, libperl=libperl.so gnulibc_version='' Dynamic Linking: dlsrc=dl_dlopen.xs, dlext=so, d_dlsymun=undef, ccdlflags=' -Wl,-R/bench/local1/lib/perl5/5.8.9/mach/CORE' cccdlflags='-DPIC -fPIC', lddlflags='-shared -L/usr/local/lib' Characteristics of this binary (from libperl): Compile-time options: MYMALLOC PERL_MALLOC_WRAP USE_64_BIT_ALL USE_64_BIT_INT USE_FAST_STDIO USE_LARGE_FILES USE_PERLIO Locally applied patches: defined-or Built under freebsd Compiled at Aug 6 2009 07:30:35 @INC: /bench/local1/lib/perl5/5.8.9/BSDPAN /bench/local1/lib/perl5/site_perl/5.8.9/mach /bench/local1/lib/perl5/site_perl/5.8.9 /bench/local1/lib/perl5/5.8.9/mach /bench/local1/lib/perl5/5.8.9 .