Updated doc
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							@@ -35,8 +35,8 @@ included during compilation.
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The following table lists the available additional features--the column
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*Requires* indicates, which libraries need to be installed for a feature; the
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columns *XFLAGS* and *XLIBS* show, what needs to be added to these environment
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variables to enable the corresponding feature:
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columns *XFLAGS* and *XLIBS* show, what needs to be added to these
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macros/environment variables to enable the corresponding feature:
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    Feature                           | Requires | XFLAGS         | XLIBS
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    ----------------------------------+----------+----------------+--------
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@@ -46,12 +46,16 @@ variables to enable the corresponding feature:
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    EXIF support: auto-orientate JPEG | libexif  | -DEXIF_SUPPORT | -lexif
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    files according to their EXIF tag |          |                |
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For instance, to enable GIF support, the giflib library needs to be installed
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on your system and you need to execute the following shell commands before
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running make:
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For instance, to enable GIF and EXIF support, the giflib and libexif libraries
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need to be installed on your system and you either need to change the first
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build command to:
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    $ export XFLAGS=-DGIF_SUPPORT
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    $ export XLIBS=-lgif
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    $ make XFLAGS="-DGIF_SUPPORT -DEXIF_SUPPORT" XLIBS="-lgif -lexif"
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Or you need to run the following commands before building sxiv:
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    $ export XFLAGS="-DGIF_SUPPORT -DEXIF_SUPPORT"
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    $ export XLIBS="-lgif -lexif"
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Usage
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=====
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