macbook:~ arcadio$ sudo port install ghc
--->  Fetching gmp
--->  Attempting to fetch gmp-4.2.4.tar.bz2 from http://ftp.gnu.org/gnu/gmp
--->  Verifying checksum(s) for gmp
--->  Extracting gmp
--->  Configuring gmp
--->  Building gmp with target all
--->  Staging gmp into destroot
--->  Installing gmp 4.2.4_0
--->  Activating gmp 4.2.4_0
--->  Cleaning gmp
--->  Fetching libedit
--->  Attempting to fetch libedit-2.6.10.tar.gz from ftp://ftp.astron.com/pub/libedit/
--->  Verifying checksum(s) for libedit
--->  Extracting libedit
--->  Configuring libedit
--->  Building libedit with target all
--->  Staging libedit into destroot
--->  Installing libedit 2.6.10_1
--->  Activating libedit 2.6.10_1
--->  Cleaning libedit
--->  Fetching ghc
--->  Attempting to fetch ghc-6.10.1-src.tar.bz2 from http://haskell.org/ghc/dist/stable/dist/
--->  Attempting to fetch ghc-6.10.1-src-extralibs.tar.bz2 from http://haskell.org/ghc/dist/stable/dist/
--->  Attempting to fetch ghc-6.8.2-darwin-i386-leopard-bootstrap.tar.bz2 from http://haskell.org/ghc/dist/6.8.2/
--->  Verifying checksum(s) for ghc
--->  Extracting ghc
--->  Applying patches to ghc
--->  Configuring ghc
--->  Building ghc with target all
Error: Target org.macports.build returned: shell command "cd /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1 && env DYLD_FALLBACK_LIBRARY_PATH=/opt/local/lib make" returned error 2
Command output: [38 of 50] Compiling Distribution.Simple.GHC ( Distribution/Simple/GHC.hs, dist-bootstrapping/build/Distribution/Simple/GHC.o )
[39 of 50] Compiling Distribution.Simple.JHC ( Distribution/Simple/JHC.hs, dist-bootstrapping/build/Distribution/Simple/JHC.o )
[40 of 50] Compiling Distribution.Simple.NHC ( Distribution/Simple/NHC.hs, dist-bootstrapping/build/Distribution/Simple/NHC.o )
[41 of 50] Compiling Distribution.Simple.PreProcess ( Distribution/Simple/PreProcess.hs, dist-bootstrapping/build/Distribution/Simple/PreProcess.o )
[42 of 50] Compiling Distribution.Simple.Hugs ( Distribution/Simple/Hugs.hs, dist-bootstrapping/build/Distribution/Simple/Hugs.o )
[43 of 50] Compiling Distribution.Simple.Build ( Distribution/Simple/Build.hs, dist-bootstrapping/build/Distribution/Simple/Build.o )
[44 of 50] Compiling Distribution.Simple.Haddock ( Distribution/Simple/Haddock.hs, dist-bootstrapping/build/Distribution/Simple/Haddock.o )
[45 of 50] Compiling Distribution.Simple.Install ( Distribution/Simple/Install.hs, dist-bootstrapping/build/Distribution/Simple/Install.o )
[46 of 50] Compiling Distribution.Simple.Register ( Distribution/Simple/Register.hs, dist-bootstrapping/build/Distribution/Simple/Register.o )
[47 of 50] Compiling Distribution.Simple.Configure ( Distribution/Simple/Configure.hs, dist-bootstrapping/build/Distribution/Simple/Configure.o )
[48 of 50] Compiling Distribution.Simple.SrcDist ( Distribution/Simple/SrcDist.hs, dist-bootstrapping/build/Distribution/Simple/SrcDist.o )
[49 of 50] Compiling Distribution.Simple.UserHooks ( Distribution/Simple/UserHooks.hs, dist-bootstrapping/build/Distribution/Simple/UserHooks.o )
[50 of 50] Compiling Distribution.Simple ( Distribution/Simple.hs, dist-bootstrapping/build/Distribution/Simple.o )
ar: creating archive dist-bootstrapping/build/libHSCabal-1.6.0.1.a
cd Cabal    && /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/cabal-bin /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-bootstrap/bin/ghc /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/bootstrapping.conf install   --distpref=dist-bootstrapping --inplace
Installing library in
/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/Cabal/dist-bootstrapping/install/usr/local/lib/Cabal-1.6.0.1/ghc-6.8.2
Registering Cabal-1.6.0.1...
Reading package info from "dist-bootstrapping/inplace-pkg-config" ... done.
Saving old package config file... done.
Writing new package config file... done.
cd hpc    && /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/cabal-bin /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-bootstrap/bin/ghc /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/bootstrapping.conf clean     --distpref=dist-bootstrapping
cleaning...
cd hpc    && /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/cabal-bin /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-bootstrap/bin/ghc /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/bootstrapping.conf configure --distpref=dist-bootstrapping --with-compiler=/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-bootstrap/bin/ghc --with-hc-pkg=/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-bootstrap/bin/ghc-pkg --package-db=/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/bootstrapping.conf.tmp
Configuring hpc-0.5.0.2...
cd hpc    && /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/cabal-bin /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-bootstrap/bin/ghc /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_ghc/work/ghc-6.10.1/libraries/bootstrapping.conf build     --distpref=dist-bootstrapping
Preprocessing library hpc-0.5.0.2...
cabal-bin: The program hsc2hs is required but it could not be found
make[1]: *** [bootstrapping.conf] Error 1
make: *** [stage1] Error 2

Error: Status 1 encountered during processing.
macbook:~ arcadio$