Solaris 10 x86, gcc 3.4.6

Making all in libBBS
  [Compiling librefer.c]
librefer.c: In function `send_refer_msg':
librefer.c:152: error: `boards' undeclared (first use in this function)
librefer.c:152: error: (Each undeclared identifier is reported only once
librefer.c:152: error: for each function it appears in.)
librefer.c:152: error: `MAX_BOARD_REFER' undeclared (first use in this function)
librefer.c:178: error: `to_board' undeclared (first use in this function)
librefer.c:180: warning: implicit declaration of function `send_refer_msg_to_board'
*** Error code 1
The following command caused the error:
source='librefer.c' object='librefer.lo' libtool=yes \
depfile='.deps/librefer.Plo' tmpdepfile='.deps/librefer.TPlo' \
depmode=gcc3 /bin/bash ../depcomp \
/export/home0/kbs_svn/kbs_bbs/wrapper.sh --mode=compile gcc -DHAVE_CONFIG_H -I. -I. -I..     -I../src -D_POSIX_PTHREAD_SEMANTICS -g -D_POSIX_PTHREAD_SEMANTICS -DSOLARIS -Wpointer-arith -Wall  -I/usr/local/mysql/include -c -o librefer.lo `test -f 'librefer.c' || echo './'`librefer.c
make: Fatal error: Command failed for target `librefer.lo'
Current working directory /export/home0/kbs_svn/kbs_bbs/libBBS
*** Error code 1
The following command caused the error:
set fnord $MAKEFLAGS; amf=$2; \
dot_seen=no; \
target=`echo all-recursive | sed s/-recursive//`; \
list='libsystem libBBS rzsz src daemon local_utl mail2bbs service  innbbsd sshbbsd php'; for subdir in $list; do \
  echo "Making $target in $subdir"; \
  if test "$subdir" = "."; then \
    dot_seen=yes; \
    local_target="$target-am"; \
  else \
    local_target="$target"; \
  fi; \
  (cd $subdir && make -s $local_target) \
   || case "$amf" in *=*) exit 1;; *k*) fail=yes;; *) exit 1;; esac; \
done; \
if test "$dot_seen" = "no"; then \
  make -s "$target-am" || exit 1; \
fi; test -z "$fail"
make: Fatal error: Command failed for target `all-recursive'
Current working directory /export/home0/kbs_svn/kbs_bbs
*** Error code 1
make: Fatal error: Command failed for target `all'
--
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