path: root/Mk/bsd.options.desc.mk

# $FreeBSD$
#
# READ BEFORE EDITING:
# - Please keep descriptions sorted alphabetically by variable name.
#
# - Please respect these limits or the dialog options wrap or get cutoff
#  - OPTION_DESC?= must be 19 characters or less
#  - OPTION description text must be 43 characters or less
#
# - This file is maintained by ports@FreeBSD.org so that entries can be added
#   to it easily.  Any sweeping changes should be approved by portmgr@.

Options_Desc_MAINTAINER=    ports@FreeBSD.org

# OPTION_DESC:       Description:
#  Length         | |                   Length                |
#
A52_DESC?=      AC-3 support via liba52
AAC_DESC?=      AAC/MP4 format support
AACPLUS_DESC?=      AAC support via libaacplus
AALIB_DESC?=        AAlib graphics library support
ALSA_DESC?=     ALSA audio architecture support
AMR_DESC?=      AMR 3GPP speech codec support (opencore)
AMR_NB_DESC?=       AMR Narrow Band audio support (opencore)
AMR_WB_DESC?=       AMR Wide Band audio support (opencore)
AO_DESC?=       libao audio library support
APACHE_DESC?=       Apache server support
APE_DESC?=      Monkey's Audio lossless format support
ARCHIVE_DESC?=      bzip2/zip/iso9660 archive support
ARMADILLO_DESC?=    TPS transform computation via Armadillo
ASIO_DESC?=     Asynchronous I/O support
ASM_DESC?=      Use optimized assembly code
ASPELL_DESC?=       Spell checking support via GNU Aspell
ASSERT_DESC?=       Enable debug assertions
AUDIOFILE_DESC?=    SGI audio file format support
AVAHI_DESC?=        Zeroconf support via Avahi
BASH_DESC?=     Install programmable completions for Bash
BDB_DESC?=      Berkeley DB support
BDB1_DESC?=     Berkeley DB 1.85 support
BITTORRENT_DESC?=   BitTorrent file-sharing support
BOOST_DESC?=        Boost C++ libraries support
BZIP2_DESC?=        bzip2 compression support
CACA_DESC?=     libcaca graphics library support
CAIRO_DESC?=        Cairo graphics library support
CARES_DESC?=        Asynchronous DNS resolution via c-ares
CDDA2WAV_DESC?=     CD ripping support (cdda2wav)
CDDB_DESC?=     CDDB (compact disc database) support
CDIO_DESC?=     CDIO support via libcdio
CDPARANOIA_DESC?=   CD ripping support (cdparanoia)
CELT_DESC?=     CELT audio codec support
CFITSIO_DESC?=      FITS support via CFITSIO
COLORD_DESC?=       Color management via colord
COMPOSITE_DESC?=    X11 Composite extension support
COOKIE_DESC?=       Web cookie support
CUE_DESC?=      Embedded CUE sheets support
CUPS_DESC?=     CUPS printing system support
CURL_DESC?=     Data transfer support via cURL
CXX_DESC?=      C++ language support
CYASSL_DESC?=       SSL/TLS support via CyaSSL
DAGRAB_DESC?=       CD ripping support (dagrab)
DATA_DESC?=     Install data files
DBM_DESC?=      dbm database library support
DBUS_DESC?=     D-Bus IPC system support
DCA_DESC?=      DTS support via libdca
DCRAW_DESC?=        dcraw (raw image converter) support
DEBUG_DESC?=        Build with debugging support
DEVD_DESC?=     Install devd(8) files
DIRAC_DESC?=        Dirac codec support via libdirac
DJVU_DESC?=     DjVu document support
DOCS_DESC?=     Build and/or install documentation
DOXYGEN_DESC?=      Build documentation with Doxygen
DTRACE_DESC?=       Build with DTrace probes
DV_DESC?=       Quasar DV video codec support (libdv)
DVDCSS_DESC?=       Encrypted DVD support via libdvdcss
ECW_DESC?=      ECW image format support
ESOUND_DESC?=       EsounD sound server support
EXAMPLES_DESC?=     Build and/or install examples
EXIV2_DESC?=        EXIF and IPTC metadata support via exiv2
EXPAT_DESC?=        XML parser support via Expat
FAAC_DESC?=     FAAC AAC encoder support
FAAD_DESC?=     FAAD AAC decoder support
FAM_DESC?=      File Alteration Monitor support
FASTCGI_DESC?=      FastCGI protocol support
FFMPEG_DESC?=       FFmpeg support (WMA, AIFF, AC3, APE...)
FFTW_DESC?=     Discrete Fourier Transform support
FINGER_DESC?=       finger(1) user information support
FIREBIRD_DESC?=     Firebird (Interbase) database support
FLAC_DESC?=     FLAC lossless audio codec support
FLICKR_DESC?=       Flickr support via flickcurl
FONTCONFIG_DESC?=   X11 font configuration support
FORTRAN_DESC?=      Fortran language support
FPECTL_DESC?=       Floating point exception handling
FPX_DESC?=      FlashPix image format support
FREETDS_DESC?=      FreeTDS library support
FREETYPE_DESC?=     TrueType font rendering support
FREEXL_DESC?=       Excel file (.xls) support via FreeXL
FREI0R_DESC?=       Frei0r video plugins support
FRIBIDI_DESC?=      Bidirectional text support via GNU FriBidi
FTP_DESC?=      FTP protocol support
FTPS_DESC?=     FTP with SSL/TLS support
FUSE_DESC?=     FUSE (Filesystem in Userspace) support
GCONF_DESC?=        GConf configuration backend support
GCRYPT_DESC?=       Use GNU crypt library instead of OpenSSL
GD_DESC?=       GD graphics library support
GDBM_DESC?=     GNU dbm library support
GDM_DESC?=      Install GDM login manager
GEOIP_DESC?=        GeoIP IP location support
GEOS_DESC?=     GEOS Geometry Engine support
GEOTIFF_DESC?=      GeoTIFF file format support
GGI_DESC?=      General Graphics Interface support
GHOSTSCRIPT_DESC?=  Ghostscript support
GIF_DESC?=      GIF image format support
GIO_DESC?=      Use GIO for file I/O
GLADE_DESC?=        Glade interface builder support
GLUT_DESC?=     OpenGL Utility Toolkit support
GLX_DESC?=      X11 OpenGL rendering support
GMP_DESC?=      GMP (multiple precision arithmetic) support
GNOME_DESC?=        GNOME desktop environment support
GNOMEKEYRING_DESC?= GNOME Keyring password manager support
GNOMEVFS2_DESC?=    GnomeVFS2 (virtual file system) support
GNUPG_DESC?=        GNU Privacy Guard support
GNUPLOT_DESC?=      Plotting support via gnuplot
GNUTLS_DESC?=       SSL/TLS support via GnuTLS
GOPHER_DESC?=       Gopher protocol support
GPERFTOOLS_DESC?=   Google gperftools support
GPHOTO_DESC?=       Digital cameras support via libgphoto2
GRAPHMAGICK_DESC?=  GraphicsMagick image processing support
GRAPHVIZ_DESC?=     Graphviz graph drawing support
GRASS_DESC?=        Geographic Information System (GIS) support
GSM_DESC?=      GSM codec support
GSSAPI_DESC?=       GSSAPI Security API support
GSTREAMER_DESC?=    Multimedia support via GStreamer
GTA_DESC?=      Generic Tagged Array (GTA) support
GTK1_DESC?=     GTK+ 1 GUI toolkit support
GTK2_DESC?=     GTK+ 2 GUI toolkit support
GTK3_DESC?=     GTK+ 3 GUI toolkit support
GUI_DESC?=      GUI (Graphical User Interface) support
GUILE_DESC?=        Guile extension language support
GVFS_DESC?=     Virtual filesystems support via GVFS
H323_DESC?=     H.323 codec support
HAL_DESC?=      HAL (Hardware Abstraction Layer) support
HDF5_DESC?=     HDF-5 data format support
HPACK_DESC?=        Header Compression for HTTP/2.0 support
HTTP2_DESC?=        HTTP protocol version 2.0 support
HTTPD_DESC?=        httpd output streaming support
HTTPS_DESC?=        HTTPS protocol support
HUNSPELL_DESC?=     Spell checking support via Hunspell
ICONS_DESC?=        Install icon theme(s)
ICONV_DESC?=        Encoding conversion support via iconv
ICU_DESC?=      Unicode support via ICU
ID3_DESC?=      ID3 tags support
ID3TAG_DESC?=       ID3 v1/v2 tags support
IDN_DESC?=      International Domain Names support
IMAGEMAGICK_DESC?=  ImageMagick image processing support
IMLIB_DESC?=        Imlib image library support
IMLIB2_DESC?=       Imlib 2 image library support
INI_DESC?=      INI file/format/parser support
IODBC_DESC?=        ODBC backend via iODBC
IPV4_DESC?=     IPv4 protocol support
IPV6_DESC?=     IPv6 protocol support
ISPELL_DESC?=       Spell checking support via Ispell
JABBER_DESC?=       Jabber communications protocol support
JACK_DESC?=     JACK audio server support
JASPER_DESC?=       JPEG 2000 support via JasPer
JAVA_DESC?=     Java platform support
JBIG_DESC?=     JBIG image format support
JHEAD_DESC?=        jhead EXIF manipulator support
JPEG_DESC?=     JPEG image format support
JSON_C_DESC?=       JSON file/format parser support via json-c
JSON_DESC?=     JSON file/format/parser support
KDE4_DESC?=     KDE 4 desktop environment support
KERBEROS_DESC?=     Kerberos support
KERBEROS4_DESC?=    Kerberos 4 support
KERBEROS5_DESC?=    Kerberos 5 support
KML_DESC?=      Keyhole Markup Language (KML) support
KWALLET_DESC?=      KWallet password manager support
LADSPA_DESC?=       LADSPA audio plugins support
LAME_DESC?=     LAME MP3 audio encoder support
LANG_AF_DESC?=      Afrikaans language support
LANG_AK_DESC?=      Akan language support
LANG_AM_DESC?=      Armenian language support
LANG_AR_DESC?=      Arabic language support
LANG_AST_DESC?=     Asturian language support
LANG_BB_DESC?=      Bengali (Bangladesh) language support
LANG_BE_DESC?=      Belarusian language support
LANG_BG_DESC?=      Bulgarian language support
LANG_BN_DESC?=      Bengali language support
LANG_BR_DESC?=      Breton language support
LANG_BS_DESC?=      Bosnian language support
LANG_CA_DESC?=      Catalan language support
LANG_CN_DESC?=      Chinese language support
LANG_CS_DESC?=      Czech language support
LANG_CY_DESC?=      Welsh language support
LANG_DA_DESC?=      Danish language support
LANG_DE_DESC?=      German language support
LANG_EL_DESC?=      Greek language support
LANG_EO_DESC?=      Esperanto language support
LANG_ES_DESC?=      Spanish language support
LANG_ET_DESC?=      Estonian language support
LANG_EU_DESC?=      Basque language support
LANG_FA_DESC?=      Persian language support
LANG_FI_DESC?=      Finnish language support
LANG_FR_DESC?=      French language support
LANG_FY_DESC?=      Frisian language support
LANG_GA_DESC?=      Irish language support
LANG_GB_DESC?=      English (GB) language support
LANG_GD_DESC?=      Gaelic (Scotland) language support
LANG_GL_DESC?=      Galician language support
LANG_GU_DESC?=      Gujarati language support
LANG_HE_DESC?=      Hebrew language support
LANG_HI_DESC?=      Hindi language support
LANG_HR_DESC?=      Croatian language support
LANG_HU_DESC?=      Hungarian language support
LANG_ID_DESC?=      Indonesian language support
LANG_IS_DESC?=      Icelandic language support
LANG_IT_DESC?=      Italian language support
LANG_JA_DESC?=      Japanese language support
LANG_JP_DESC?=      Japanese (ja-JP-mac) language support
LANG_KK_DESC?=      Kazakh language support
LANG_KN_DESC?=      Kannada language support
LANG_KO_DESC?=      Korean language support
LANG_KU_DESC?=      Kurdish language support
LANG_LG_DESC?=      Luganda language support
LANG_LK_DESC?=      Tamil (Sri Lanka) language support
LANG_LT_DESC?=      Lithuanian language support
LANG_LV_DESC?=      Latvian language support
LANG_MAI_DESC?=     Maithili language support
LANG_MK_DESC?=      Macedonian language support
LANG_ML_DESC?=      Malayalam language support
LANG_MN_DESC?=      Mongolian language support
LANG_MR_DESC?=      Marathi language support
LANG_NB_DESC?=      Norwegian language support
LANG_NL_DESC?=      Dutch language support
LANG_NN_DESC?=      Norwegian Nynorsk language support
LANG_NSO_DESC?=     Northern Sotho language support
LANG_OR_DESC?=      Oriya language support
LANG_PA_DESC?=      Punjabi language support
LANG_PBR_DESC?=     Portuguese (Brazil) language support
LANG_PL_DESC?=      Polish language support
LANG_PT_DESC?=      Portuguese language support
LANG_RM_DESC?=      Romansh language support
LANG_RO_DESC?=      Romanian language support
LANG_RU_DESC?=      Russian language support
LANG_SA_DESC?=      Spanish (Argentina) language support
LANG_SC_DESC?=      Spanish (Chile) language support
LANG_SE_DESC?=      Swedish language support
LANG_SI_DESC?=      Sinhala language support
LANG_SK_DESC?=      Slovak language support
LANG_SL_DESC?=      Slovenian language support
LANG_SM_DESC?=      Spanish (Mexico) language support
LANG_SON_DESC?=     Songhai language support
LANG_SQ_DESC?=      Albanian language support
LANG_SR_DESC?=      Serbian language support
LANG_SV_DESC?=      Swedish language support
LANG_TA_DESC?=      Tamil language support
LANG_TE_DESC?=      Telugu language support
LANG_TH_DESC?=      Thai language support
LANG_TR_DESC?=      Turkish language support
LANG_TW_DESC?=      Taiwanese language support
LANG_UA_DESC?=      Ukrainian language support
LANG_UK_DESC?=      Ukrainian language support
LANG_US_DESC?=      English (US) language support
LANG_VI_DESC?=      Vietnamese language support
LANG_ZA_DESC?=      English (South Africa) language support
LANG_ZU_DESC?=      Zulu language support
LASH_DESC?=     LASH audio support
LASTFM_DESC?=       Last.fm streaming support
LATEX_DESC?=        LaTeX support
LCMS2_DESC?=        Little CMS 2.x support
LDAP_DESC?=     LDAP protocol support
LDAPS_DESC?=        LDAP protocol over SSL support
LENSFUN_DESC?=      Camera lens database support via LensFun
LFS_DESC?=      Large files support
LIBBLURAY_DESC?=    Blu-ray discs support via libbluray
LIBEDIT_DESC?=      Command line editing via libedit
LIBEV_DESC?=        High-performance events support via libev
LIBEXIF_DESC?=      EXIF metadata support via libexif
LIBEXTRACTOR_DESC?= Metadata extraction support
LIBLO_DESC?=        Open Sound Control support via liblo
LIBMNG_DESC?=       MNG animated images support via libmng
LIBOIL_DESC?=       Inner loop optimization support via liboil
LIBPAPER_DESC?=     Paper size selection support via libpaper
LIBRSVG2_DESC?=     SVG vector graphics support via librsvg2
LIBVIRT_DESC?=      Virtualization support via libvirt
LIBVISUAL_DESC?=    Audio visualization support via libvisual
LIBWMF_DESC?=       Windows Metafile format support
LIBWRAP_DESC?=      TCP wrapper support
LIBXINE_DESC?=      Multimedia codec support via libxine
LIBXML2_DESC?=      XML parser support via libxml2
LIGHTTPD_DESC?=     Lighttpd server support
LIRC_DESC?=     Infrared remote control support
LITE_DESC?=     Reduced features or memory footprint
LIVEMEDIA_DESC?=    Multimedia streaming support via liveMedia
LQR_DESC?=      Liquid Rescale support
LSOF_DESC?=     LiSt Open Files utility support
LUA_DESC?=      Lua scripting language support
LZMA_DESC?=     LZMA compression support
MAD_DESC?=      MAD MP3 audio decoder support
MAGICK_DESC?=       ImageMagick image processing library support
MANPAGES_DESC?=     Build and/or install manual pages
MAPSERVER_DESC?=    Mapserver support
MATE_DESC?=     MATE desktop environment support
MATROSKA_DESC?=     Matroska container format support
MDNSRESPONDER_DESC?=    Zeroconf support via mDNSResponder
MIKMOD_DESC?=       MOD audio format support
MIXER_DESC?=        Audio mixer support
MJPEGTOOLS_DESC?=   MJPEG Tools support
MMKEYS_DESC?=       Multimedia keys support
MMS_DESC?=      MMS streaming support
MMX_DESC?=      Use MMX optimized routines
MODPERL_DESC?=      mod_perl protocol support
MODPLUG_DESC?=      ModPlug decoder support
MONGO_DESC?=        MongoDB support
MONO_DESC?=     Mono bindings or support
MONPLUGINS_DESC?=   Plugins from monitoring-plugins.org
MOTIF_DESC?=        Motif widget library support
MOUSE_DESC?=        Mouse support
MP3_DESC?=      MP3 audio format support
MP4_DESC?=      MP4 media format support
MPEG2_DESC?=        MPEG-2 video support via libmpeg2
MPG123_DESC?=       MP3 decoding support via mpg123
MPI_DESC?=      MPI (Message Passing Interface) support
MPICH2_DESC?=       Parallel processing support via MPICH2
MPLAYER_DESC?=      MPlayer media player support
MPLS_DESC?=     MPLS support
MPP_DESC?=      Musepack audio format support
MSQL_DESC?=     mSQL database support
MSSQL_DESC?=        Microsoft SQL Server support
MTP_DESC?=      Media Transfer Protocol support
MULTIBYTE_DESC?=    Multibyte character encoding support
MUSEPACK_DESC?=     MPC audio format support
MYSQL_DESC?=        MySQL database support
MYSQL_JDBC_DESC?=   JDBC connection to MySQL databases
NAGPLUGINS_DESC?=   Plugins from nagios-plugins.org
NAS_DESC?=      Network Audio System support
NCURSES_DESC?=      Console (text) interface support
NETCDF_DESC?=       NetCDF data format support
NETPBM_DESC?=       Netpbm graphics toolkit support
NFS_DESC?=      Network File System support
NIS_DESC?=      Network Information Services/YP support
NLS_DESC?=      Native Language Support
NMAP_DESC?=     NMAP security scanning support
NNTP_DESC?=     NNTP (News) support
NOTIFY_DESC?=       Desktop notification support
NSS_DESC?=      SSL/TLS support via NSS
NTLM_DESC?=     NTLM authentication support
NUMPY_DESC?=        NumPy mathematical computing support
OBJC_DESC?=     Objective-C language support
ODBC_DESC?=     ODBC database backend
ODF_DESC?=      Open Document Format (ODF) file support
OGG_DESC?=      Ogg media format support
OPENAL_DESC?=       Audio support via OpenAL
OPENCV_DESC?=       Computer Vision support via OpenCV
OPENEXR_DESC?=      HDR image format support via OpenEXR
OPENGL_DESC?=       2D/3D rendering support via OpenGL
OPENJPEG_DESC?=     Enhanced JPEG graphics support
OPENMP_DESC?=       Parallel processing support via OpenMP
OPENMPI_DESC?=      Parallel processing support via Open MPI
OPENRAW_DESC?=      RAW camera format support
OPENSSL_DESC?=      SSL/TLS support via OpenSSL
OPTIMIZED_CFLAGS_DESC?= Use extra compiler optimizations
OPUS_DESC?=     Opus audio codec support
ORACLE_DESC?=       Oracle database support
ORACLE_JDBC_DESC?=  JDBC connection to Oracle databases
OSD_DESC?=      On-screen display support
OSS_DESC?=      Open Sound System support
PAM_DESC?=      Pluggable authentication module support
PANGO_DESC?=        Pango rendering library support
PCRE_DESC?=     Use Perl Compatible Regular Expressions
PDF_DESC?=      PDF document support
PERL_DESC?=     Perl scripting language support
PGO_DESC?=      Use Profile-Guided Optimization
PGSQL_DESC?=        PostgreSQL database support
PGSQL_JDBC_DESC?=   JDBC connection to PostgreSQL databases
PHONON_DESC?=       Multimedia support via Phonon
PHP_DESC?=      PHP bindings or support
PIXBUF_DESC?=       GDK-PixBuf library support
PLUGINS_DESC?=      Build and/or install plugins
PNG_DESC?=      PNG image format support
PNM_DESC?=      PNM image format support
PODOFO_DESC?=       PDF file support via PoDoFo
POLARSSL_DESC?=     SSL/TLS support via PolarSSL
POPPLER_DESC?=      PDF and PS file support via poppler
PORTAUDIO_DESC?=    PortAudio library support
POSTGIS_DESC?=      PostGIS geographic support for PostgreSQL
PRINT_DESC?=        Printer support
PROFILE_DESC?=      Build with profiling support
PROJ_DESC?=     PROJ.4 cartographic projections support
PROXY_DESC?=        Proxy support
PS_DESC?=       PostScript document support
PTH_DESC?=      Threading/multiprocessing via GNU Pth
PULSEAUDIO_DESC?=   PulseAudio sound server support
PYMALLOC_DESC?=     Use Python's internal malloc()
PYTHON_DESC?=       Python bindings or support
QT4_DESC?=      Qt 4 toolkit support
QT5_DESC?=      Qt 5 toolkit support
QUICKTIME_DESC?=    QuickTime media support
RADIUS_DESC?=       RADIUS protocol support
RAW_DESC?=      RAW format support
READLINE_DESC?=     Command line editing via libreadline
REDIS_DESC?=        Redis key-value store database support
RESIN3_DESC?=       Resin 3.x support
RTMP_DESC?=     RTMP protocol support via librtmp
RUBY_DESC?=     Ruby bindings or support
SAMPLERATE_DESC?=   Sample rate conversion support
SANE_DESC?=     SANE API scanner support
SASL_DESC?=     SASL authentication support
SCHROEDINGER_DESC?= Dirac video codec support via libschroedinger
SCIPY_DESC?=        SciPy scientific computing support
SDL_DESC?=      Simple Direct Media Layer support
SEM_DESC?=      POSIX semaphores support
SHOUTCAST_DESC?=    SHOUTcast and Ogg Icecast support
SIMD_DESC?=     Use CPU-specific optimizations
SLANG_DESC?=        S-Lang console graphics library support
SMB_DESC?=      SMB network protocol support
SNAPPY_DESC?=       Snappy compression library support
SNDFILE_DESC?=      Audio conversion support via libsndfile
SNMP_DESC?=     SNMP network protocol support
SOCKS_DESC?=        SOCKS proxy support
SOUND_DESC?=        Sound (audio) support
SOUNDTOUCH_DESC?=   Sound processing support via SoundTouch
SPANDSP_DESC?=      SpanDSP faxing support
SPDY_DESC?=     SPDY network protocol support
SPEEX_DESC?=        Speex audio format support
SQL_DESC?=      SQL database support
SQLITE_DESC?=       SQLite database support
SQLITE3_DESC?=      SQLite 3 database support
SSE_DESC?=      Use SSE optimized routines
SSH_DESC?=      SSH protocol support
SSL_DESC?=      SSL protocol support
STATIC_DESC?=       Build static executables and/or libraries
STRIP_DESC?=        Strip binaries before installation
STROKE_DESC?=       Mouse gestures support via libstroke
SVG_DESC?=      SVG vector image format support
SVGALIB_DESC?=      SVGA graphics support
SVN_DESC?=      Subversion support
SWFDEC_DESC?=       Flash support via Swfdec
SWIG_DESC?=     SWIG binding/wrapper support
SYSLOG_DESC?=       Syslog logging support
SZIP_DESC?=     Szip compression support
TCL_DESC?=      Tcl scripting language support
TCLTK_DESC?=        Tcl/Tk GUI toolkit support
TEST_DESC?=     Build and/or run tests
THEORA_DESC?=       Ogg Theora video codec support
THREADS_DESC?=      Threading support
TIDY_DESC?=     Tidy HTML cleaner support
TIFF_DESC?=     TIFF image format support
TINYXML_DESC?=      XML parser support via TinyXML
TK_DESC?=       Tk GUI toolkit support
TLS_DESC?=      Secure network connection support via TLS
TOMCAT6_DESC?=      Tomcat 6.x support
TOMCAT7_DESC?=      Tomcat 7.x support
TOOLAME_DESC?=      TooLAME MP2 audio encoder support
TREMOR_DESC?=       Tremor audio decoder support
TTA_DESC?=      TTA lossless audio format support
TWOLAME_DESC?=      TwoLAME MP2 audio encoder support
UCS2_DESC?=     Unicode UCS-2 encoding support
UCS4_DESC?=     Unicode UCS-4 encoding support
UDUNITS_DESC?=      Unidata units library (udunits) support
UDUNITS2_DESC?=     Unidata units library (udunits) support
UNICODE_DESC?=      Unicode support
UNIXODBC_DESC?=     ODBC backend via unixODBC
UNZIP_DESC?=        UnZip compression support
UPNP_DESC?=     UPnP protocol support
UTF8_DESC?=     Unicode UTF-8 encoding support
UTF16_DESC?=        Unicode UTF-16 encoding support
V4L_DESC?=      Video 4 Linux support
VAAPI_DESC?=        VAAPI (GPU video acceleration) support
VDPAU_DESC?=        VDPAU (GPU video acceleration) support
VIDEO_DESC?=        Video support
VO_AACENC_DESC?=    AAC audio encoding via vo-aacenc
VO_AMRWBENC_DESC?=  AMR Wide Band encoding via vo-amrwbenc
VORBIS_DESC?=       Ogg Vorbis audio codec support
VPX_DESC?=      VP8/VP9 video codec support
WAV_DESC?=      WAV audio format support
WAVPACK_DESC?=      WavPack lossless audio format support
WEBGL_DESC?=        WebGL 2D/3D graphics rendering support
WEBKIT_DESC?=       WebKit webpage renderer support
WEBP_DESC?=     WebP image format support
WEBSERVER_DESC?=    Build and/or install internal web server
WEBUI_DESC?=        Build and/or install web user interface
WMA_DESC?=      Windows Media Audio audio format support
WMF_DESC?=      Windows Metafile image format support
WXGTK_DESC?=        wxGTK GUI toolkit support
X11_DESC?=      X11 (graphics) support
X264_DESC?=     H.264 video codec support via x264
X265_DESC?=     H.265 video codec support via x265
XALAN_DESC?=        Xalan XSLT processor support
XCURSOR_DESC?=      Cursor themes support
XERCES_DESC?=       XML parser support via Xerces
XFT_DESC?=      Xft font library support
XINE_DESC?=     Multimedia support via Xine
XINERAMA_DESC?=     X11 Xinerama extension support
XKLAVIER_DESC?=     Keyboard layout settings
XML_DESC?=      XML format or parser support
XPM_DESC?=      XPM pixmap image format support
XRANDR_DESC?=       X11 XRandR extension support
XS_DESC?=       Use XS libraries for speed boost
XSPF_DESC?=     XSPF playlist format support
XVID_DESC?=     Xvid MPEG-4 video codec support
XVIDEO_DESC?=       X11 Video extension library support
XVMC_DESC?=     X11 XvMC video extension support
YAML_DESC?=     YAML format or parser support
ZLIB_DESC?=     zlib compression support
ZOPE_DESC?=     Zope web application framework support
ZSH_DESC?=      Install programmable completions for zsh