I'm getting an error when building on FreeBSD with perl 5.12.1:

make:

.........

# perl -v

This is perl 5, version 12, subversion 1 (v5.12.1) built for i386-freebsd-thread-multi-64int

Copyright 1987-2010, Larry Wall

Perl may be copied only under the terms of either the Artistic License or the

GNU General Public License, which may be found in the Perl 5 source kit.

Complete documentation for Perl, including FAQ lists, should be found on

this system using "man perl" or "perldoc perl".  If you have access to the

Internet, point your browser at http://www.perl.org/, the Perl Home Page.

mip# perl -V

Summary of my perl5 (revision 5 version 12 subversion 1) configuration:

   

  Platform:

    osname=freebsd, osvers=8.0-release, archname=i386-freebsd-thread-multi-64int

    uname='freebsd mip.madisonip.com 8.0-release freebsd 8.0-release #0: sat nov 21 15:48:17 utc 2009 root@almeida.cse.buffalo.edu:usrobjusrsrcsysgeneric i386 '

    config_args='-sde -Dprefix=/usr/local -Darchlib=/usr/local/lib/perl5/5.12.1/mach -Dprivlib=/usr/local/lib/perl5/5.12.1 -Dman3dir=/usr/local/lib/perl5/5.12.1/perl/man/man3 -Dman1dir=/usr/local/man/man1 -Dsitearch=/usr/local/lib/perl5/site_perl/5.12.1/mach -Dsitelib=/usr/local/lib/perl5/site_perl/5.12.1 -Dscriptdir=/usr/local/bin -Dsiteman3dir=/usr/local/lib/perl5/5.12.1/man/man3 -Dsiteman1dir=/usr/local/man/man1 -Ui_malloc -Ui_iconv -Uinstallusrbinperl -Dcc=cc -Duseshrplib -Dinc_version_list=none -Dccflags=-DAPPLLIB_EXP="/usr/local/lib/perl5/5.12.1/BSDPAN" -Doptimize=-O2 -pipe -fno-strict-aliasing -Ui_gdbm -Dusethreads=y -Dusemymalloc=n -Duse64bitint'

    hint=recommended, useposix=true, d_sigaction=define

    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='cc', ccflags ='-DAPPLLIB_EXP="/usr/local/lib/perl5/5.12.1/BSDPAN" -DHAS_FPSETMASK -DHAS_FLOATINGPOINT_H -fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include',

    optimize='-O2 -pipe -fno-strict-aliasing',

    cppflags='-DAPPLLIB_EXP="/usr/local/lib/perl5/5.12.1/BSDPAN" -DHAS_FPSETMASK -DHAS_FLOATINGPOINT_H -fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include'

    ccversion='', gccversion='4.2.1 20070719  [FreeBSD]', gccosandvers=''

    intsize=4, longsize=4, ptrsize=4, 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='off_t', lseeksize=8

    alignbytes=4, prototype=define

  Linker and Libraries:

    ld='cc', ldflags ='-pthread -Wl,-E  -fstack-protector -L/usr/local/lib'

    libpth=/usr/lib /usr/local/lib

    libs=-lgdbm -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/usr/local/lib/perl5/5.12.1/mach/CORE'

    cccdlflags='-DPIC -fPIC', lddlflags='-shared  -L/usr/local/lib -fstack-protector'

Characteristics of this binary (from libperl): 

  Compile-time options: MULTIPLICITY PERL_DONT_CREATE_GVSV

                        PERL_IMPLICIT_CONTEXT PERL_MALLOC_WRAP USE_64_BIT_INT

                        USE_ITHREADS USE_LARGE_FILES USE_PERLIO USE_PERL_ATOF

                        USE_REENTRANT_API

  Built under freebsd

  Compiled at Aug 17 2010 11:06:30

  @INC:

    /usr/local/lib/perl5/5.12.1/BSDPAN

    /usr/local/lib/perl5/site_perl/5.12.1/mach

    /usr/local/lib/perl5/site_perl/5.12.1

    /usr/local/lib/perl5/5.12.1/mach

    /usr/local/lib/perl5/5.12.1