mail/thunderbird does not build

[Per olof Ljungmark]

Port revision 405339

     INPUT("../../gfx/skia/Unified_cpp_gfx_skia8.o")
     INPUT("../../gfx/skia/Unified_cpp_gfx_skia9.o")
     INPUT("StaticXULComponentsEnd/StaticXULComponentsEnd.o")

../../ipc/chromium/process_util_bsd.o: In function  
`base::LaunchApp(std::__1::vector<std::__1::basic_string<char,  
std::__1::char_traits<char>, std::__1::allocator<char> >,  
std::__1::allocator<std::__1::basic_string<char,  
std::__1::char_traits<char>, std::__1::allocator<char> > > > const&,  
std::__1::vector<std::__1::pair<int, int>,  
std::__1::allocator<std::__1::pair<int, int> > > const&,  
std::__1::map<std::__1::basic_string<char,  
std::__1::char_traits<char>, std::__1::allocator<char> >,  
std::__1::basic_string<char, std::__1::char_traits<char>,  
std::__1::allocator<char> >,  
std::__1::less<std::__1::basic_string<char,  
std::__1::char_traits<char>, std::__1::allocator<char> > >,  
std::__1::allocator<std::__1::pair<std::__1::basic_string<char,  
std::__1::char_traits<char>, std::__1::allocator<char> > const,  
std::__1::basic_string<char, std::__1::char_traits<char>,  
std::__1::allocator<char> > > > > const&, base::ChildPrivileges, bool,  
int*, base::ProcessArchitecture)':
/usr/ports/mail/thunderbird/work/comm-esr38/mozilla/ipc/chromium/src/base/process_util_bsd.cc:(.text._ZN4base9LaunchAppERKNSt3__16vectorINS0_12basic_stringIcNS0_11char_traitsIcEENS0_9allocatorIcEEEENS5_IS7_EEEERKNS1_INS0_4pairIiiEENS5_ISD_EEEERKNS0_3mapIS7_S7_NS0_4lessIS7_EENS5_INSC_IKS7_S7_EEEEEENS_15ChildPrivilegesEbPiNS_19ProcessArchitectureE+0x11a): warning: undefined reference to  
`environ'
/usr/ports/mail/thunderbird/work/comm-esr38/mozilla/ipc/chromium/src/base/process_util_bsd.cc:(.text._ZN4base9LaunchAppERKNSt3__16vectorINS0_12basic_stringIcNS0_11char_traitsIcEENS0_9allocatorIcEEEENS5_IS7_EEEERKNS1_INS0_4pairIiiEENS5_ISD_EEEERKNS0_3mapIS7_S7_NS0_4lessIS7_EENS5_INSC_IKS7_S7_EEEEEENS_15ChildPrivilegesEbPiNS_19ProcessArchitectureE+0x274): warning: undefined reference to  
`environ'
/usr/bin/ld: libxul.so: hidden symbol `_Z13GetDemuxerLogv' isn't defined
/usr/bin/ld: final link failed: Nonrepresentable section on output
c++: error: linker command failed with exit code 1 (use -v to see invocation)
/usr/ports/mail/thunderbird/work/comm-esr38/mozilla/config/rules.mk:812:  
recipe for target 'libxul.so' failed
gmake[6]: *** [libxul.so] Error 1
gmake[6]: Leaving directory  
'/usr/ports/mail/thunderbird/work/comm-esr38/obj-x86_64-portbld-freebsd10.2/toolkit/library'
/usr/ports/mail/thunderbird/work/comm-esr38/mozilla/config/recurse.mk:74:  
recipe for target 'toolkit/library/target' failed
gmake[5]: *** [toolkit/library/target] Error 2
gmake[5]: Leaving directory  
'/usr/ports/mail/thunderbird/work/comm-esr38/obj-x86_64-portbld-freebsd10.2'
/usr/ports/mail/thunderbird/work/comm-esr38/mozilla/config/recurse.mk:36:  
recipe for target 'compile' failed
gmake[4]: *** [compile] Error 2
gmake[4]: Leaving directory  
'/usr/ports/mail/thunderbird/work/comm-esr38/obj-x86_64-portbld-freebsd10.2'
/usr/ports/mail/thunderbird/work/comm-esr38/mozilla/config/rules.mk:541:  
recipe for target 'default' failed
gmake[3]: *** [default] Error 2
gmake[3]: Leaving directory  
'/usr/ports/mail/thunderbird/work/comm-esr38/obj-x86_64-portbld-freebsd10.2'
/usr/ports/mail/thunderbird/work/comm-esr38/client.mk:404: recipe for  
target 'build' failed
gmake[2]: *** [build] Error 2
gmake[2]: Leaving directory '/usr/ports/mail/thunderbird/work/comm-esr38'
===> Compilation failed unexpectedly.