recently, i got this error

 ... Compiling libc_support+.o
LD_PRELOAD=/home/fiasco/build/tool/gendep/libgendep.so GENDEP_TARGET=libc_support+.o GENDEP_BINARY=cc1
plus   g++ -m32 -c  -DPLACE_MODULES_AT_MODADDR    -DUSE_UCLIBC=y -DRAM_BASE=0x0    -DSYSTEM_x86_586 -D
ARCH_x86 -DCPUTYPE_586 -DL4API_ -DCONFIG_L4_CALL_SYSCALLS -DCONFIG_L4_ABS_SYSCALLS -I/home/fiasco/l4/p
kg/bootstrap/server/src -I/home/fiasco/l4/pkg/bootstrap/server/src/ARCH-x86 -I/home/fiasco/build/pkg/b
ootstrap/idl/OBJ-x86- -I/home/fiasco/build/include/x86 -I/home/fiasco/build/include -I/home/fiasco/l4/
../dice/include -I/home/drops/include/x86 -I/home/drops/include -nostdinc -I/home/fiasco/build/include
/x86/uclibc -I/home/fiasco/build/include/uclibc -I/home/fiasco/build/include/uclibc++ -I/home/drops/in
clude/x86/uclibc -I/home/drops/include/uclibc -I/home/drops/include/uclibc++ -I/usr/lib/gcc/i486-slack
ware-linux/3.4.6/include -DMODADDR=0x02000000 -gstabs+        -g -Os  -march=i586  -march=i586 -Wall -                   fno-common  -fno-rtti -fno-exceptions  /home/fiasco/l4/pkg/bootstrap/server/src/libc_support+.cc -o li                   bc_support+.o

In file included from /home/fiasco/l4/pkg/bootstrap/server/src/libc_support+.cc:24:
/home/fiasco/l4/pkg/bootstrap/server/src/support.h:16:34: l4/drivers/uart_base.h: No such file or dire                   ctory
In file included from /home/fiasco/l4/pkg/bootstrap/server/src/libc_support+.cc:24:
/home/fiasco/l4/pkg/bootstrap/server/src/support.h:32: error: expected constructor, destructor, or typ                   e conversion before '*' token
/home/fiasco/l4/pkg/bootstrap/server/src/libc_support+.cc: In function `ssize_t write(int, const void*                   , size_t)':
/home/fiasco/l4/pkg/bootstrap/server/src/libc_support+.cc:87: error: `uart' was not declared in this s                   cope
/home/fiasco/l4/pkg/bootstrap/server/src/libc_support+.cc:87: warning: unused variable 'uart'
/home/fiasco/l4/pkg/bootstrap/server/src/libc_support+.cc: In function `int getchar()':
/home/fiasco/l4/pkg/bootstrap/server/src/libc_support+.cc:102: error: `uart' was not declared in this                    scope
/home/fiasco/l4/pkg/bootstrap/server/src/libc_support+.cc:102: warning: unused variable 'uart'
make[5]: *** [libc_support+.o] Error 1
make[5]: Leaving directory `/home/fiasco/build/pkg/bootstrap/server/src/OBJ-x86_586'
make[4]: *** [/home/fiasco/build/pkg/bootstrap/server/src/OBJ-x86_586] Error 2
make[4]: Leaving directory `/home/fiasco/l4/pkg/bootstrap/server/src'
make[3]: *** [src] Error 2
make[3]: Leaving directory `/home/fiasco/l4/pkg/bootstrap/server'
make[2]: *** [server] Error 2
make[2]: Leaving directory `/home/fiasco/l4/pkg/bootstrap'
make[1]: *** [bootstrap.bin] Error 2
make[1]: Leaving directory `/home/fiasco/l4/pkg'