wine git doesn't build on 10.6.5

[C.W.Betts]

When I try to build wine git on Mac OS X 10.6.5, I get the following error (on clang. I get similar errors using GCC):
clang -m32 -c -I../../../wine-git/./dlls/atl -I. -I../../../wine-git/./include -I../../include  -D__WINESRC__  -D_REENTRANT -fPIC -Wall -pipe -fno-strict-aliasing -Wdeclaration-after-statement -Wstrict-prototypes -Wtype-limits -Wwrite-strings -Wpointer-arith -I/sw/include -m32 -I/sw/include -m32  -o registrar.o ../../../wine-git/./dlls/atl/registrar.c
../../../wine-git/./dlls/atl/registrar.c:747:8: error: use of undeclared
      identifier 'CLSID_Registrar'; did you mean 'CLSID_ATLRegistrar'?
    if(IsEqualGUID(&CLSID_Registrar, clsid))
       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../../../wine-git/./dlls/atl/registrar.c:747:21: note: instantiated from:
    if(IsEqualGUID(&CLSID_Registrar, clsid))
                    ^~~~~~~~~~~~~~~
       CLSID_ATLRegistrar
In file included from ../../../wine-git/./dlls/atl/registrar.c:32:
./atliface.h:259:1: note: 'CLSID_ATLRegistrar' declared here
DEFINE_GUID(...
^
./atliface.h:259:13: note: instantiated from:
DEFINE_GUID(CLSID_ATLRegistrar,...
            ^
../../../wine-git/./dlls/atl/registrar.c:796:22: error: use of undeclared
      identifier 'CLSID_Registrar'; did you mean 'CLSID_RegistrarW'?
    StringFromGUID2(&CLSID_Registrar, clsid_str, ...
                     ^~~~~~~~~~~~~~~
                     CLSID_RegistrarW            
../../../wine-git/./dlls/atl/registrar.c:789:24: note: 'CLSID_RegistrarW'
      declared here
    static const WCHAR CLSID_RegistrarW[] =
                       ^
../../../wine-git/./dlls/atl/registrar.c:796:21: warning: incompatible pointer
      types passing 'WCHAR const (*)[16]' to parameter of type 'GUID const *'
    StringFromGUID2(&CLSID_Registrar, clsid_str, ...
                    ^~~~~~~~~~~~~~~~