openmortal: extra qualification 'CChallengeMenu::' on member 'CChallengeMenu'

[barbak@…]

On OSX 10.6.4
Darwin Kernel Version 10.4.0
g++: i686-apple-darwin10-g++-4.2.1

sudo port -v install openmortal                                  
--->  Computing dependencies for openmortal.
--->  Building openmortal
/usr/bin/make  all-recursive
Making all in data
Making all in fonts
make[3]: Nothing to be done for `all'.
Making all in gfx
make[3]: Nothing to be done for `all'.
Making all in script
make[3]: Nothing to be done for `all'.
Making all in sound
make[3]: Nothing to be done for `all'.
Making all in characters
make[3]: Nothing to be done for `all'.
make[3]: Nothing to be done for `all-am'.
Making all in src
/usr/bin/g++-4.2 -DHAVE_CONFIG_H -I. -I. -I..   -I/opt/local/include  -pipe -O2 -arch x86_64 -I/opt/local/include/SDL -D_GNU_SOURCE=1 -D_THREAD_SAFE -I/opt/local/include/freetype2 -I/opt/local/include  -pipe -O2 -arch x86_64 -fno-common -DPERL_DARWIN -I/opt/local/include -no-cpp-precomp -fno-strict-aliasing -I/opt/local/include  -I/opt/local/lib/perl5/5.8.9/darwin-2level/CORE  -DDATADIR=\"/opt/local/share/openmortal\" -Wall -c OnlineChat.cpp
/usr/bin/g++-4.2 -DHAVE_CONFIG_H -I. -I. -I..   -I/opt/local/include  -pipe -O2 -arch x86_64 -I/opt/local/include/SDL -D_GNU_SOURCE=1 -D_THREAD_SAFE -I/opt/local/include/freetype2 -I/opt/local/include  -pipe -O2 -arch x86_64 -fno-common -DPERL_DARWIN -I/opt/local/include -no-cpp-precomp -fno-strict-aliasing -I/opt/local/include  -I/opt/local/lib/perl5/5.8.9/darwin-2level/CORE  -DDATADIR=\"/opt/local/share/openmortal\" -Wall -c GameOver.cpp
OnlineChat.cpp:59: error: extra qualification 'CChallengeMenu::' on member 'CChallengeMenu'
make[2]: *** [OnlineChat.o] Error 1
make[2]: *** Waiting for unfinished jobs....