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-rw-r--r--games/opendune/README6
1 files changed, 6 insertions, 0 deletions
diff --git a/games/opendune/README b/games/opendune/README
index 6685da4e90..f49700599e 100644
--- a/games/opendune/README
+++ b/games/opendune/README
@@ -13,6 +13,12 @@ data files. Copy or symlink the .PAK files from the original game to
"/usr/share/games/opendune/data". The filenames can be uppercase or
lowercase.
+If you're building a package for a very old x86 system (that doesn't
+support MMX), on a newer system (that does support MMX), set MMX=no in
+the script's environment. If you're building on the same system you'll
+install the package on, you don't have to worry about this (MMX will
+be autodetected).
+
Optional dependencies:
If SDL2 and SDL2_image are installed, opendune will use them rather than