wget fails to compile

[clusty1@…]

---> Computing dependencies for wget ---> Configuring wget Error: Target org.macports.configure returned: configure failure: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_net_wget/work/wget-1.12" && ./configure --prefix=/opt/local --with-libssl-prefix=/opt/local " returned error 1 Command output: checking for strings.h... yes checking for inttypes.h... yes checking for stdint.h... yes checking for unistd.h... yes checking minix/config.h usability... no checking minix/config.h presence... no checking for minix/config.h... no checking whether it is safe to define EXTENSIONS... yes checking for ranlib... ranlib checking for _LARGEFILE_SOURCE value needed for large files... no checking whether NLS is requested... yes checking for msgfmt... ./configure: line 5317: 4261 Trace/BPT trap $ac_dir/$ac_word --statistics /dev/null 1>&5 2>&1 : checking for gmsgfmt... : checking for xgettext... ./configure: line 5407: 4270 Trace/BPT trap $ac_dir/$ac_word --omit-header --copyright-holder= --msgid-bugs-address= /dev/null 1>&5 2>&1 : checking for msgmerge... ./configure: line 5452: 4276 Trace/BPT trap $ac_dir/$ac_word --update -q /dev/null /dev/null 1>&5 2>&1 : checking for ld used by GCC... /usr/libexec/gcc/i686-apple-darwin10/4.2.1/ld checking if the linker (/usr/libexec/gcc/i686-apple-darwin10/4.2.1/ld) is GNU ld... no checking for shared library run path origin... done checking for CFPreferencesCopyAppValue... yes checking for CFLocaleCopyCurrent... yes checking for GNU gettext in libc... no checking for iconv... no, consider installing GNU libiconv checking for GNU gettext in libintl... no checking whether to use NLS... no checking for ranlib... (cached) ranlib checking for flex... flex checking lex output file root... configure: error: cannot find output from flex; giving up

Error: Status 1 encountered during processing.