I tried to install GNUstep on OS X Mavericks 10.9 using MacPorts but I faced this problem.
MacPorts 2.2.1
[Users/Muhammad] > install gnustep
---> Computing dependencies for gnustep
---> Dependencies to be installed: ArtResources gnustep-core gnustep-back gnustep-gui gnustep-base gnutls gmp libidn libtasn1 nettle p11-kit curl-ca-bundle desktop-file-utils glib2 popt tiff jpeg libart_lgpl GMastermind GMines GNUMail Etoile SQLClient Performance dbus oniguruma5 poppler cairo libpixman xorg-libXext xorg-xcb-util curl gobject-introspection lcms2 openjpeg15 jbigkit poppler-data Pantomime PRICE TalkSoup netclasses Yap.app gworkspace system-preferences PreferencePanes windowmaker xorg-libXmu xorg-libXt xpm
---> Configuring gnustep-base
Error: Failed to configure gnustep-base, consult /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_gnustep_gnustep-base/gnustep-base/work/gnustep-base-1.19.1/config.log
Error: org.macports.configure for port gnustep-base returned: configure failure: command execution failed