Build error, mono_regstate_next_long declared but never defined

[Kjell Tore Ullavik]

# uname -a
FreeBSD gauss 8.0-CURRENT FreeBSD 8.0-CURRENT #8: Tue Mar 24 20:20:21 
CET 2009     root at gauss:/usr/obj/usr/src/sys/GAUSS  i386

...
gmake[2]: Leaving directory 
`/usr/ports/lang/mono/work/mono-2.0.1/mono/interpreter'
Making install in mini
gmake[2]: Entering directory 
`/usr/ports/lang/mono/work/mono-2.0.1/mono/mini'
cc -DHAVE_CONFIG_H -I. -I../..   -DGC_FREEBSD_THREADS -DPLATFORM_BSD 
-DPLATFORM_BSD6 -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP -DUSE_MUNMAP  
-DUSE_COMPILER_TLS -I../.. -I../../libgc/include -D_REENTRANT 
-I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include   -O2 
-pipe -fno-strict-aliasing -fno-strict-aliasing 
-Wdeclaration-after-statement -g -Wall -Wunused -Wmissing-prototypes 
-Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes 
-Wnested-externs -Wpointer-arith -Wno-cast-qual -Wcast-align 
-Wwrite-strings -mno-tls-direct-seg-refs -MT genmdesc-genmdesc.o -MD -MP 
-MF .deps/genmdesc-genmdesc.Tpo -c -o genmdesc-genmdesc.o `test -f 
'genmdesc.c' || echo './'`genmdesc.c
regalloc.h:46: error: nested function 'mono_regstate_next_long' declared 
but never defined
gmake[2]: *** [genmdesc-genmdesc.o] Error 1
gmake[2]: Leaving directory `/usr/ports/lang/mono/work/mono-2.0.1/mono/mini'
gmake[1]: *** [install-recursive] Error 1
gmake[1]: Leaving directory `/usr/ports/lang/mono/work/mono-2.0.1/mono'
gmake: *** [install-recursive] Error 1
*** Error code 2

Stop in /usr/ports/lang/mono.