Issues with Threaded perl-5.16 and `PL_thr_key'

Hello,

I'm having issues with some installed ports (namely building vim or the Perl plugin in irc/weechat) after following /usr/ports/UPDATING and switching to threaded Perl, with any associated modules built against Perl complaining about `PL_thr_key'. While everything seems to build besides Vim, usage of Perl related modules fail with the `PL_thr_key' error.
For example, irc/weechat I get:
Code:
Error: unable to load plugin "/usr/local/lib/weechat/plugins/perl.so": /usr/local/lib/weechat/plugins/perl.so: Undefined symbol "PL_thr_key"

While building editors/vim with Perl support enabled I get:
Code:
if_perl.c:(.text+0x23f8): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x2404): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `newWINrv':
if_perl.c:(.text+0x2428): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x246a): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x2487): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x24b5): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x24d2): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x2504): more undefined references to `PL_thr_key' follow
link.sh: Linking failed
*** [vim] Error code 1

I've rebuilt my ports depending on lang/perl5.16 using the following portmaster or portupgrade variations hoping to solve the issue:
portmaster -r perl5-
portupgrade -rfb perl*
portmaster -r perl

I've used portsnap fetch extract so I am working with a clean ports structure.

My perl make options are default, using:
Code:
[X] PERL_64BITINT - Use 64bit integers (on i386)
[X] PTHREADS - Build with -pthread
[X] THREADS - Build threaded perl
[X] USE_PERL - Rewrite links in /usr/bin
I have set the following in /etc/make.conf as well to be safe:
Code:
DEFAULT_VERSIONS= perl5=5.16

Are there library issues afoot? I've tried to be diligent about following /usr/ports/UPDATING.

I am running portmaster -r perl5- one more time (after temporarily removing perl support from vim) and I'll swing back and see if I can get vim to build successfully with perl support and weechat to properly load the perl.so without the PL_thr_key issue. I'd really like to avoid running portmaster -af or similar to rebuild everything but I must be missing something here.
 
After running portmaster -r perl5- I am still getting the PL_thr_key errors in irc/weechat.
Code:
= 11:52:30  weechat =!= | Error: unable to load plugin "/usr/local/lib/weechat/plugins/perl.so": /usr/local/lib/weechat/plugins/perl.so: Undefined symbol "PL_thr_key"

The following pastebin has the actions performed/upgraded
Code:
===>>> The following actions were performed:
        Re-installation of perl5-5.16.3_8
        Upgrade of vim-7.4.193_1 to vim-7.4.205_1
        Re-installation of rpm2cpio-1.3_2
        Re-installation of tmake-1.13
        Re-installation of p5-Parse-RecDescent-1.967.009_1
        Re-installation of p5-Mail-Transport-Dbx-0.07
        Re-installation of p5-YAML-Syck-1.27
        Re-installation of p5-Date-Manip-6.34
        Re-installation of p5-Parse-Yapp-1.05
        Re-installation of p5-Object-Realize-Later-0.19
        Re-installation of p5-XML-RegExp-0.04
        Re-installation of p5-MIME-Types-2.04
        Re-installation of p5-Encode-Locale-1.03
        Re-installation of p5-Sub-Name-0.05
        Re-installation of p5-Task-Weaken-1.04
        Re-installation of p5-Algorithm-C3-0.09
        Re-installation of p5-Archive-Zip-1.37
        Re-installation of p5-IO-HTML-1.00
        Re-installation of autoconf213-2.13.000227_6
        Re-installation of p5-HTTP-Date-6.02
        Re-installation of p5-File-Listing-6.04
        Re-installation of p5-Filter-1.49
        Re-installation of p5-LWP-MediaTypes-6.02
        Re-installation of p5-String-ShellQuote-1.04
        Re-installation of p5-Term-ReadKey-2.31
        Re-installation of a2ps-4.13b_5
        Re-installation of p5-Locale-gettext-1.05_3
        Re-installation of p5-XML-NamespaceSupport-1.11
        Re-installation of help2man-1.43.3_1
        Re-installation of p5-XML-SAX-Base-1.08
        Re-installation of p5-XML-SAX-0.99_1
        Re-installation of p5-XML-Filter-BufferText-1.01
        Re-installation of p5-XML-SAX-Writer-0.54
        Re-installation of p5-XSLoader-0.16
        Re-installation of p5-Switch-2.16
        Re-installation of p5-URI-1.60
        Re-installation of texi2html-5.0_1,1
        Re-installation of p5-WWW-RobotRules-6.02
        Re-installation of ipcalc-0.41_2
        Re-installation of p5-Digest-HMAC-1.03
        Re-installation of p5-GSSAPI-0.28
        Re-installation of p5-Math-BigInt-1.997
        Re-installation of p5-Socket-2.013
        Re-installation of p5-Net-SSLeay-1.58
        Re-installation of p5-IO-Socket-IP-0.29
        Re-installation of p5-Convert-ASN1-0.26
        Re-installation of p5-Convert-BinHex-1.123
        Re-installation of p5-CPAN-Meta-YAML-0.012
        Re-installation of p5-ReadLine-Gnu-1.20
        Re-installation of hunspell-1.3.2_4
        Re-installation of p5-Params-Util-1.07
        Re-installation of p5-Class-C3-0.26
        Re-installation of p5-ReadLine-Perl-1.0303_1
        Re-installation of p5-ExtUtils-Depends-0.306
        Re-installation of p5-type1inst-0.6.1_5
        Re-installation of p5-B-Hooks-OP-Check-0.19
        Re-installation of p5-Email-FolderType-0.8.13_1
        Re-installation of p5-Try-Tiny-0.18
        Re-installation of p5-Test-Harness-3.30
        Re-installation of texinfo-5.2.20140216
        Re-installation of p5-Lexical-SealRequireHints-0.007
        Re-installation of p5-bareword-filehandles-0.003
        Re-installation of p5-indirect-0.29
        Re-installation of znc-1.2
        Re-installation of p5-multidimensional-0.011
        Re-installation of p5-strictures-1.005003
        Re-installation of p5-CPAN-Meta-Requirements-2.125
        Re-installation of p5-List-MoreUtils-0.33
        Re-installation of p5-Devel-StackTrace-1.31
        Re-installation of p5-MRO-Compat-0.12
        Re-installation of p5-Encode-2.55
        Re-installation of p5-Package-Stash-XS-0.28
        Re-installation of p5-Error-0.17022
        Re-installation of p5-Dist-CheckConflicts-0.09
        Re-installation of imake-1.0.6_1,1
        Re-installation of p5-Email-Date-Format-1.002
        Re-installation of p5-ExtUtils-MakeMaker-6.90
        Re-installation of p5-File-Which-1.09
        Re-installation of p5-Authen-NTLM-1.09
        Re-installation of p5-Font-AFM-1.20
        Re-installation of p5-Geography-Countries-2009041301
        Re-installation of p5-File-Remove-1.52
        Re-installation of llvm32-3.2_2
        Re-installation of p5-HTML-Tagset-3.20
        Re-installation of p5-ExtUtils-Helpers-0.022
        Re-installation of p5-Eval-Closure-0.11
        Re-installation of p5-Sub-Install-0.927
        Re-installation of p5-HTML-Parser-3.71
        Re-installation of p5-Sys-Hostname-Long-1.4
        Re-installation of glib-2.36.3_2
        Re-installation of p5-Import-Into-1.002001
        Re-installation of doxygen-1.8.3.1_1
        Re-installation of p5-Socket6-0.25_1
        Re-installation of p5-File-Path-Expand-1.02
        Re-installation of p5-IO-Socket-INET6-2.69
        Re-installation of p5-Email-Address-1.90.0
        Re-installation of p5-XML-Parser-2.41_1
        Re-installation of intltool-0.50.2
        Re-installation of p5-libxml-0.08
        Re-installation of p5-Module-Build-0.4205
        Re-installation of p5-IO-String-1.08
        Re-installation of p5-HTML-Tree-5.03
        Re-installation of p5-HTML-Format-2.11_1
        Re-installation of p5-HTTP-Message-6.06_2
        Re-installation of clang32-3.2_3
        Re-installation of p5-Term-ReadLine-Zoid-0.07
        Re-installation of p5-JSON-PP-2.27203
        Re-installation of p5-IO-stringy-2.110
        Re-installation of p5-TimeDate-2.30_1,1
        Re-installation of llvm33-3.3_8
        Re-installation of p5-Mail-Tools-2.13
        Re-installation of p5-MIME-Tools-5.505,2
        Re-installation of p5-User-Identity-0.94
        Re-installation of openpgm-5.2.122
        Re-installation of mc-4.8.11
        Re-installation of junit-4.11
        Re-installation of clang33-3.3_6
        Re-installation of windowmaker-0.95.5_2
        Re-installation of p5-Email-Simple-2.203
        Re-installation of aspell-0.60.6.1_4
        Re-installation of p5-Text-Aspell-0.09_1
        Re-installation of p5-Text-SpellChecker-0.11
        Re-installation of p5-XML-LibXML-2.0108,1
        Re-installation of p5-Package-DeprecationManager-0.13
        Re-installation of p5-Font-TTF-1.04
        Re-installation of p5-PDF-API2-2.021
        Re-installation of p5-ExtUtils-Config-0.007
        Re-installation of p5-ExtUtils-InstallPaths-0.010
        Re-installation of p5-Module-Build-Tiny-0.035
        Re-installation of p5-Class-Method-Modifiers-2.09
        Re-installation of p5-Email-LocalDelivery-1.200
        Re-installation of p5-Role-Tiny-1.003.002
        Re-installation of p5-Locale-libintl-1.23_1
        Re-installation of p5-Net-DNS-0.74_1
        Re-installation of pdfoutline-3.2
        Re-installation of fntsample-3.2_1
        Re-installation of autoconf-2.69
        Re-installation of apache22-2.2.26
        Re-installation of automake-1.14
        Re-installation of glibmm-2.36.2,1
        Re-installation of netpbm-10.35.89
        Re-installation of libxfce4util-4.10.1
        Re-installation of automake14-1.4.6_6
        Re-installation of p5-Email-Abstract-3.006
        Re-installation of p5-Scalar-List-Utils-1.35,1
        Re-installation of p5-Parse-CPAN-Meta-1.44.14
        Re-installation of libexo-0.10.2_2
        Re-installation of hyphen-2.8.6_1
        Re-installation of xfce4-panel-4.10.1
        Re-installation of gtk-doc-1.18_1
        Re-installation of mousepad-0.3.0
        Re-installation of p5-CPAN-Meta-2.140640
        Re-installation of webkit-gtk2-1.8.3_3
        Re-installation of p5-Data-OptList-0.109
        Re-installation of thunar-vfs-1.2.0_5
        Re-installation of p5-Module-Runtime-0.014
        Re-installation of p5-MooX-Types-MooseLike-0.25
        Re-installation of p5-Sub-Exporter-0.987
        Re-installation of p5-Sub-Exporter-Progressive-0.001.011
        Re-installation of p5-Devel-GlobalDestruction-0.12
        Re-installation of p5-Moo-1.004002
        Re-installation of ImageMagick-6.8.0.7_5,1
        Re-installation of p5-XML-SAX-Expat-0.50
        Re-installation of p5-Module-Implementation-0.07
        Re-installation of p5-XML-Simple-2.20
        Re-installation of p5-HTTP-Cookies-6.01
        Re-installation of p5-Package-Stash-0.36
        Re-installation of p5-Class-Load-0.20
        Re-installation of icon-naming-utils-0.8.90_1
        Re-installation of p5-Throwable-0.200009
        Re-installation of foomatic-db-engine-4.0.9,2
        Re-installation of p5-Email-Sender-1.300006
        Re-installation of Thunar-1.6.3_1
        Re-installation of p5-HTTP-Negotiate-6.01
        Re-installation of p5-HTTP-Daemon-6.01
        Re-installation of p5-Class-Load-XS-0.08
        Re-installation of p5-Moose-2.1204,1
        Re-installation of libwpg-0.2.2_1
        Re-installation of p5-Authen-SASL-2.16
        Re-installation of p5-IO-Socket-SSL-1.968
        Re-installation of p5-perl-ldap-0.5800
        Re-installation of p5-Mail-IMAPClient-3.35
        Re-installation of p5-Mail-Box-2.109_1
        Re-installation of p5-Net-SMTP-SSL-1.01_2
        Re-installation of p5-Net-HTTP-6.06
        Re-installation of p5-libwww-6.05
        Re-installation of p5-XML-DOM-1.44
        Re-installation of p5-XML-XQL-0.68
        Re-installation of inkscape-0.48.4_4
        Re-installation of weechat-0.4.3_1

I am still receiving an error related to `PL_thr_key' while trying to rebuild editors/vim again while enabling perl support.
Code:
objects/if_perl.o: In function `boot_VIM':
if_perl.c:(.text+0x4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x11): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x2a): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x38): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x52): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x76): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_DESTROY':
if_perl.c:(.text+0x597): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x5a3): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Append':
if_perl.c:(.text+0x5c3): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x5ce): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x5f0): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x623): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x636): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x668): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Append':
if_perl.c:(.text+0x902): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x90e): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x914): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x935): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Delete':
if_perl.c:(.text+0x953): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x95e): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x97f): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x9ad): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x9bf): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x9f1): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Delete':
if_perl.c:(.text+0xcdf): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0xce5): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd06): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Set':
if_perl.c:(.text+0xd23): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd2e): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd50): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd83): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd96): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0xdc8): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Set':
if_perl.c:(.text+0x1041): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x104d): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1053): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1074): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Get':
if_perl.c:(.text+0x1093): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x109e): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x10c1): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x10ec): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x10ff): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x112c): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Get':
if_perl.c:(.text+0x132b): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1337): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x133d): undefined reference to `PL_thr_key'
objects/if_perl.o: In function `XS_VIBUF_Name':
if_perl.c:(.text+0x1364): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1374): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1390): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x13b9): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x13cb): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Name':
if_perl.c:(.text+0x15ac): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x15b6): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Count':
if_perl.c:(.text+0x15c4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x15d4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x15f0): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1619): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x162b): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1655): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Count':
if_perl.c:(.text+0x1796): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x17a0): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Number':
if_perl.c:(.text+0x17b4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x17c4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x17e0): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1809): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x181b): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1845): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Number':
if_perl.c:(.text+0x1989): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1993): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIWIN_DESTROY':
if_perl.c:(.text+0x19a4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x19b4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x19d0): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x19f6): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1a08): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1a3a): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIWIN_DESTROY':
if_perl.c:(.text+0x1b17): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1b23): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIWIN_Cursor':
if_perl.c:(.text+0x1b34): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1b48): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1b64): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1b90): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1ba2): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1bd4): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIWIN_Cursor':
if_perl.c:(.text+0x1e83): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1e8f): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIWIN_SetHeight':
if_perl.c:(.text+0x1eaf): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1eba): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1ed6): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1eff): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1f2b): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1f3a): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIWIN_SetHeight':
if_perl.c:(.text+0x20b7): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x20c1): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `perl_buf_free':
if_perl.c:(.text+0x20df): undefined reference to `PL_thr_key'
objects/if_perl.o: In function `perl_win_free':
if_perl.c:(.text+0x210f): undefined reference to `PL_thr_key'
objects/if_perl.o: In function `newBUFrv':
if_perl.c:(.text+0x2148): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x218a): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x21a7): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x21d5): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIWIN_Buffer':
if_perl.c:(.text+0x23f8): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x2404): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `newWINrv':
if_perl.c:(.text+0x2428): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x246a): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x2487): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x24b5): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x24d2): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x2504): more undefined references to `PL_thr_key' follow
link.sh: Linking failed
*** [vim] Error code 1
 
Should I try cleaning out things in /usr/local/include or shared libraries that might be left over from when lang/perl5.16 was not built with threads?

irc/weechat and others do build perl modules based on the C library e.g. when irc/weechat builds it does so successfully
but trying to load the perl.so module is what fails (similar to the vim build failure).
Code:
Linking C shared module perl.so
[100%] Built target perl
 
I've been able to workaround the weechat perl plugin issue by using Ruby or Lua.
Does anyone else have any ideas? I'm stuck and not sure what I am doing wrong.
 
What does pkg which /usr/local/lib/weechat/plugins/perl.so returns? Try to rebuild the port listed in the previous command.
 
acheron said:
What does pkg which /usr/local/lib/weechat/plugins/perl.so returns? Try to rebuild the port listed in the previous command.

Thanks for the reply, Acheron. Rebuilding irc/weechat still gives the same errors:
Code:
# pkg which /usr/local/lib/weechat/plugins/perl.so
/usr/local/lib/weechat/plugins/perl.so was installed by package weechat-0.4.3_1
# cd /usr/ports/irc/weechat
# make clean
===>  Cleaning for perl5-5.16.3_8
===>  Cleaning for weechat-0.4.3_1
# portmaster irc/weechat

There are still `PL_thr_key' issues afoot:
Code:
 ★= 13:41:09     | python scripts loaded: grep, lnotify, otr
 ★= 13:41:09     | lua scripts loaded: launcher
 ★= 13:41:09 =!= | Error: unable to load plugin "/usr/local/lib/weechat/plugins/perl.so": /usr/local/lib/weechat/plugins/perl.so: Undefined symbol "PL_thr_key"

Trying to test building editors/vim I still unfortunately get the same issues when building the associated Perl C libraries:
Code:
if_perl.c:(.text+0x4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x11): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x2a): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x38): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x52): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x76): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_DESTROY':
if_perl.c:(.text+0x597): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x5a3): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Append':
if_perl.c:(.text+0x5c3): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x5ce): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x5f0): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x623): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x636): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x668): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Append':
if_perl.c:(.text+0x902): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x90e): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x914): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x935): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Delete':
if_perl.c:(.text+0x953): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x95e): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x97f): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x9ad): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x9bf): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x9f1): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Delete':
if_perl.c:(.text+0xcdf): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0xce5): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd06): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Set':
if_perl.c:(.text+0xd23): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd2e): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd50): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd83): undefined reference to `PL_thr_key'
if_perl.c:(.text+0xd96): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0xdc8): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Set':
if_perl.c:(.text+0x1041): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x104d): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1053): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1074): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Get':
if_perl.c:(.text+0x1093): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x109e): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x10c1): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x10ec): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x10ff): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x112c): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Get':
if_perl.c:(.text+0x132b): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1337): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x133d): undefined reference to `PL_thr_key'
objects/if_perl.o: In function `XS_VIBUF_Name':
if_perl.c:(.text+0x1364): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1374): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1390): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x13b9): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x13cb): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Name':
if_perl.c:(.text+0x15ac): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x15b6): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Count':
if_perl.c:(.text+0x15c4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x15d4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x15f0): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1619): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x162b): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1655): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Count':
if_perl.c:(.text+0x1796): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x17a0): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIBUF_Number':
if_perl.c:(.text+0x17b4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x17c4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x17e0): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1809): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x181b): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1845): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIBUF_Number':
if_perl.c:(.text+0x1989): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1993): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIWIN_DESTROY':
if_perl.c:(.text+0x19a4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x19b4): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x19d0): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x19f6): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1a08): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1a3a): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIWIN_DESTROY':
if_perl.c:(.text+0x1b17): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1b23): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIWIN_Cursor':
if_perl.c:(.text+0x1b34): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1b48): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1b64): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1b90): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1ba2): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1bd4): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIWIN_Cursor':
if_perl.c:(.text+0x1e83): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x1e8f): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `XS_VIWIN_SetHeight':
if_perl.c:(.text+0x1eaf): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1eba): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1ed6): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1eff): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x1f2b): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x1f3a): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIWIN_SetHeight':
if_perl.c:(.text+0x20b7): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x20c1): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `perl_buf_free':
if_perl.c:(.text+0x20df): undefined reference to `PL_thr_key'
objects/if_perl.o: In function `perl_win_free':
if_perl.c:(.text+0x210f): undefined reference to `PL_thr_key'
objects/if_perl.o: In function `newBUFrv':
if_perl.c:(.text+0x2148): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x218a): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x21a7): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x21d5): more undefined references to `PL_thr_key' follow
objects/if_perl.o: In function `XS_VIWIN_Buffer':
if_perl.c:(.text+0x23f8): undefined reference to `Perl_croak_nocontext'
if_perl.c:(.text+0x2404): undefined reference to `Perl_croak_nocontext'
objects/if_perl.o: In function `newWINrv':
if_perl.c:(.text+0x2428): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x246a): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x2487): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x24b5): undefined reference to `PL_thr_key'
if_perl.c:(.text+0x24d2): undefined reference to `PL_thr_key'
objects/if_perl.o:if_perl.c:(.text+0x2504): more undefined references to `PL_thr_key' follow
link.sh: Linking failed
*** [vim] Error code 1
 
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