Wolf-Stephan-Kappessers-Mac-mini:~ wkappesser$ sudo port install doxygen 
Password:
--->  Computing dependencies for doxygen
--->  Fetching gmp
--->  Attempting to fetch gmp-4.3.1.tar.bz2 from http://mirrors.ibiblio.org/pub/mirrors/gnu/ftp/gnu/gmp
--->  Verifying checksum(s) for gmp
--->  Extracting gmp
--->  Applying patches to gmp
--->  Configuring gmp
--->  Building gmp
--->  Staging gmp into destroot
--->  Installing gmp @4.3.1_1
--->  Activating gmp @4.3.1_1
--->  Cleaning gmp
--->  Fetching coreutils
--->  Attempting to fetch coreutils-7.5.tar.gz from http://mirrors.ibiblio.org/pub/mirrors/gnu/ftp/gnu/coreutils
--->  Verifying checksum(s) for coreutils
--->  Extracting coreutils
--->  Configuring coreutils
--->  Building coreutils
--->  Staging coreutils into destroot
--->  Installing coreutils @7.5_0
--->  Activating coreutils @7.5_0
--->  Cleaning coreutils
--->  Fetching xpm
--->  Attempting to fetch libXpm-3.5.7.tar.bz2 from http://arn.se.distfiles.macports.org/xpm
--->  Verifying checksum(s) for xpm
--->  Extracting xpm
--->  Configuring xpm
--->  Building xpm
--->  Staging xpm into destroot
--->  Installing xpm @3.5.7_1
--->  Activating xpm @3.5.7_1
--->  Cleaning xpm
--->  Fetching gd2
--->  Attempting to fetch gd-2.0.35.tar.bz2 from http://www.libgd.org/releases/
--->  Verifying checksum(s) for gd2
--->  Extracting gd2
--->  Applying patches to gd2
--->  Configuring gd2
--->  Building gd2
--->  Staging gd2 into destroot
--->  Installing gd2 @2.0.35_5
--->  Activating gd2 @2.0.35_5
--->  Cleaning gd2
--->  Fetching urw-fonts
--->  Attempting to fetch urw-fonts-1.0.7pre44.tar.bz2 from http://arn.se.distfiles.macports.org/urw-fonts
--->  Verifying checksum(s) for urw-fonts
--->  Extracting urw-fonts
--->  Configuring urw-fonts
--->  Building urw-fonts
--->  Staging urw-fonts into destroot
--->  Installing urw-fonts @1.0.7pre44_0
--->  Activating urw-fonts @1.0.7pre44_0
--->  Cleaning urw-fonts
--->  Fetching xorg-libice
--->  Attempting to fetch libICE-1.0.6.tar.bz2 from http://arn.se.distfiles.macports.org/xorg-libice
--->  Verifying checksum(s) for xorg-libice
--->  Extracting xorg-libice
--->  Configuring xorg-libice
--->  Building xorg-libice
--->  Staging xorg-libice into destroot
--->  Installing xorg-libice @1.0.6_0
--->  Activating xorg-libice @1.0.6_0
--->  Cleaning xorg-libice
--->  Fetching xorg-libsm
--->  Attempting to fetch libSM-1.1.1.tar.bz2 from http://arn.se.distfiles.macports.org/xorg-libsm
--->  Verifying checksum(s) for xorg-libsm
--->  Extracting xorg-libsm
--->  Configuring xorg-libsm
--->  Building xorg-libsm
--->  Staging xorg-libsm into destroot
--->  Installing xorg-libsm @1.1.1_0
--->  Activating xorg-libsm @1.1.1_0
--->  Cleaning xorg-libsm
--->  Fetching xorg-libXt
--->  Attempting to fetch libXt-1.0.6.tar.bz2 from http://arn.se.distfiles.macports.org/xorg-libXt
--->  Verifying checksum(s) for xorg-libXt
--->  Extracting xorg-libXt
--->  Configuring xorg-libXt
--->  Building xorg-libXt
--->  Staging xorg-libXt into destroot
--->  Installing xorg-libXt @1.0.6_0
--->  Activating xorg-libXt @1.0.6_0
--->  Cleaning xorg-libXt
--->  Fetching xorg-libXmu
--->  Attempting to fetch libXmu-1.0.4.tar.bz2 from http://arn.se.distfiles.macports.org/xorg-libXmu
--->  Verifying checksum(s) for xorg-libXmu
--->  Extracting xorg-libXmu
--->  Configuring xorg-libXmu
--->  Building xorg-libXmu
--->  Staging xorg-libXmu into destroot
--->  Installing xorg-libXmu @1.0.4_1
--->  Activating xorg-libXmu @1.0.4_1
--->  Cleaning xorg-libXmu
--->  Fetching xorg-libXaw
--->  Attempting to fetch libXaw-1.0.6.tar.bz2 from http://arn.se.distfiles.macports.org/xorg-libXaw
--->  Verifying checksum(s) for xorg-libXaw
--->  Extracting xorg-libXaw
--->  Configuring xorg-libXaw
--->  Building xorg-libXaw
--->  Staging xorg-libXaw into destroot
--->  Installing xorg-libXaw @1.0.6_0
--->  Activating xorg-libXaw @1.0.6_0
--->  Cleaning xorg-libXaw
--->  Fetching graphviz
--->  Attempting to fetch graphviz-2.24.0.tar.gz from http://www.graphviz.org/pub/graphviz/stable/SOURCES/
--->  Verifying checksum(s) for graphviz
--->  Extracting graphviz
--->  Configuring graphviz
--->  Building graphviz
--->  Staging graphviz into destroot
--->  Installing graphviz @2.24.0_0+macosx
--->  Activating graphviz @2.24.0_0+macosx
--->  Cleaning graphviz
--->  Fetching doxygen
--->  Attempting to fetch doxygen-1.5.9.src.tar.gz from http://arn.se.distfiles.macports.org/doxygen
--->  Verifying checksum(s) for doxygen
--->  Extracting doxygen
--->  Applying patches to doxygen
--->  Configuring doxygen
--->  Building doxygen
Error: Target org.macports.build returned: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_textproc_doxygen/work/doxygen-1.5.9" && /usr/bin/make -j2 all " returned error 2
Command output: vhdldocgen.cpp:1605: warning: deprecated conversion from string constant to 'char*'
vhdldocgen.cpp:1613: warning: deprecated conversion from string constant to 'char*'
vhdldocgen.cpp:1615: warning: deprecated conversion from string constant to 'char*'
vhdldocgen.cpp:1622: warning: deprecated conversion from string constant to 'char*'
vhdldocgen.cpp:1624: warning: deprecated conversion from string constant to 'char*'
vhdldocgen.cpp: In static member function 'static void VhdlDocGen::writeStringLink(const MemberDef*, QCString, OutputList&)':
vhdldocgen.cpp:2447: warning: deprecated conversion from string constant to 'char*'
/usr/bin/g++-4.2 -I/opt/local/include -c -pipe -D__FreeBSD__=6 -Wall -W -O2 -I../qtools -I../libpng -I../libmd5 -o ../objects/vhdlscanner.o vhdlscanner.cpp
vhdlscanner.l: In function 'void parseFunctionProto()':
vhdlscanner.l:412: warning: suggest a space before ';' or explicit braces around empty body in 'while' statement
/usr/bin/g++-4.2 -I/opt/local/include -c -pipe -D__FreeBSD__=6 -Wall -W -O2 -I../qtools -I../libpng -I../libmd5 -o ../objects/xmldocvisitor.o xmldocvisitor.cpp
/usr/bin/g++-4.2 -I/opt/local/include -c -pipe -D__FreeBSD__=6 -Wall -W -O2 -I../qtools -I../libpng -I../libmd5 -o ../objects/xmlgen.o xmlgen.cpp
rm -f ../lib/libdoxygen.a
ar cq ../lib/libdoxygen.a ../objects/ce_lex.o ../objects/ce_parse.o ../objects/classdef.o ../objects/classlist.o ../objects/cmdmapper.o ../objects/code.o ../objects/commentcnv.o ../objects/commentscan.o ../objects/cppvalue.o ../objects/debug.o ../objects/defgen.o ../objects/declinfo.o ../objects/defargs.o ../objects/define.o ../objects/definition.o ../objects/diagram.o ../objects/dirdef.o ../objects/docparser.o ../objects/docsets.o ../objects/doctokenizer.o ../objects/dot.o ../objects/doxygen.o ../objects/entry.o ../objects/filedef.o ../objects/filename.o ../objects/formula.o ../objects/ftvhelp.o ../objects/fortrancode.o ../objects/fortranscanner.o ../objects/groupdef.o ../objects/htags.o ../objects/htmldocvisitor.o ../objects/htmlgen.o ../objects/htmlhelp.o ../objects/indexlog.o ../objects/image.o ../objects/index.o ../objects/instdox.o ../objects/language.o ../objects/latexdocvisitor.o ../objects/latexgen.o ../objects/layout.o ../objects/logos.o ../objects/mandocvisitor.o ../objects/mangen.o ../objects/marshal.o ../objects/memberdef.o ../objects/membergroup.o ../objects/memberlist.o ../objects/membername.o ../objects/message.o ../objects/msc.o ../objects/namespacedef.o ../objects/objcache.o ../objects/outputgen.o ../objects/outputlist.o ../objects/pagedef.o ../objects/perlmodgen.o ../objects/pngenc.o ../objects/pre.o ../objects/pycode.o ../objects/pyscanner.o ../objects/qhp.o ../objects/qhpxmlwriter.o ../objects/reflist.o ../objects/rtfdocvisitor.o ../objects/rtfgen.o ../objects/rtfstyle.o ../objects/scanner.o ../objects/searchindex.o ../objects/store.o ../objects/tagreader.o ../objects/textdocvisitor.o ../objects/translator.o ../objects/util.o ../objects/version.o ../objects/vhdlcode.o ../objects/vhdldocgen.o ../objects/vhdlscanner.o ../objects/xmldocvisitor.o ../objects/xmlgen.o 
ranlib ../lib/libdoxygen.a
/usr/bin/make -f Makefile.doxygen    PERL=/opt/local/bin/perl all
/usr/bin/g++-4.2 -I/opt/local/include -c -pipe -D__FreeBSD__=6 -Wall -W -O2 -I../qtools -I../libpng -I../libmd5 -I. -o ../objects/main.o main.cpp
/usr/bin/g++-4.2 -Wl,-search_paths_first -o ../bin/doxygen ../objects/main.o  -L../lib -ldoxygen -ldoxycfg -lqtools -lpng -lmd5 -liconv
Undefined symbols:
  "_libiconv_open", referenced from:
      _portable_iconv_open in libdoxycfg.a(portable_c.o)
  "_libiconv", referenced from:
      _portable_iconv in libdoxycfg.a(portable_c.o)
  "_libiconv_close", referenced from:
      _portable_iconv_close in libdoxycfg.a(portable_c.o)
ld: symbol(s) not found
collect2: ld returned 1 exit status
make[2]: *** [../bin/doxygen] Error 1
make[1]: *** [all] Error 2
make: *** [all] Error 2

Error: Status 1 encountered during processing.
Wolf-Stephan-Kappessers-Mac-mini:~ wkappesser$