I get this error trying to build libtool, what am I doing wrong?

===> Building for libtool-base-1.4.20010614nb2
Making all in .
rm -f libtoolT
AR="ar" CC="cc" CFLAGS="-O2" CPPFLAGS=""  LTCC="cc" FILE="@FILE@" LD="/usr/bin/ld" LDFLAGS=""  LIBS="" LN_S="ln -s" NM="/usr/bin/nm -B" RANLIB="ranlib"  STRIP="strip" AS="" DLLTOOL=""  OBJDUMP=""  objext="o" exeext=""  reload_flag="-r"  deplibs_check_method="match_pattern /lib[^\/.]+\.so"  file_magic_cmd="AGIC_CMD"  /bin/sh ./ltconfig --cache-file=./config.cache --with-gcc --with-gnu-ld --enable-dlopen --srcdir=.  --output=libtoolT ./ltmain.sh i386--netbsd
AR="ar" CC="c++" CFLAGS="-O2" CPPFLAGS=""  LTCC="cc" FILE="@FILE@" LD="/usr/bin/ld" LDFLAGS=""  LIBS="" LN_S="ln -s" NM="/usr/bin/nm -B" RANLIB="ranlib"  STRIP="strip" AS="" DLLTOOL=""  OBJDUMP=""  objext="o" exeext=""  reload_flag="-r"  deplibs_check_method="match_pattern /lib[^\/.]+\.so"  file_magic_cmd="AGIC_CMD"  /bin/sh ./ltconfig --cache-file=./config.cache --with-gcc --with-gnu-ld --enable-dlopen --srcdir=.  --add-tag=CC --output=libtoolT ./ltcf-c.sh i386--netbsd
AR="ar" CC="c++" CFLAGS="-O2" CPPFLAGS=""  LTCC="cc" FILE="@FILE@" LD="/usr/bin/ld" LDFLAGS=""  LIBS="" LN_S="ln -s" NM="/usr/bin/nm -B" RANLIB="ranlib"  STRIP="strip" AS="" DLLTOOL=""  OBJDUMP=""  objext="o" exeext=""  reload_flag="-r"  deplibs_check_method="match_pattern /lib[^\/.]+\.so"  file_magic_cmd="AGIC_CMD"  /bin/sh ./ltconfig --cache-file=./config.cache --with-gcc --with-gnu-ld --enable-dlopen --srcdir=.  --add-tag=CXX --output=libtoolT ./ltcf-cxx.sh i386--netbsd
rm -f libtool
mv libtoolT libtool


TIA,
Paul