No such luck. Log follows:
/Users/slowco/Projects/gnustep/core/base/macosx/../Headers/gnustep/
base/preface.h:96: warning: redefinition of macro
GNUSTEP_BASE_MINOR_VERSION
/Users/slowco/Projects/gnustep/core/base/macosx/build/gnustep.build/
gnustep.build/PrefixHeaders/config-gcc3.p:0: warning: this is the
location of the previous definition
/Users/slowco/Projects/gnustep/core/base/macosx/../Headers/gnustep/
base/preface.h:97: warning: redefinition of macro
GNUSTEP_BASE_SUBMINOR_VERSION
/Users/slowco/Projects/gnustep/core/base/macosx/build/gnustep.build/
gnustep.build/PrefixHeaders/config-gcc3.p:0: warning: this is the
location of the previous definition
../Source/Additions/GSObjCRuntime.m: In function `GSPrintf':
../Source/Additions/GSObjCRuntime.m:1534: `gnustep_global_lock'
undeclared (first use in this function)
../Source/Additions/GSObjCRuntime.m:1534: (Each undeclared identifier
is reported only once
../Source/Additions/GSObjCRuntime.m:1534: for each function it
appears in.)
...failed CompileC
/Users/slowco/Projects/gnustep/core/base/macosx/build/gnustep.build/
gnustep.build/Objects-normal/ppc/GSObjCRuntime.o ...
** BUILD FAILED **