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Fix crash when bit library is unavailable

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Lars Mueller 2021-10-24 11:20:21 +02:00
parent 6d40609f38
commit 5285619407
1 changed files with 1 additions and 1 deletions
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minetest/png.lua
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@ -3,7 +3,7 @@ local signature = "\137\80\78\71\13\10\26\10"
local assert, char, ipairs, insert, concat, abs, floor = assert, string.char, ipairs, table.insert, table.concat, math.abs, math.floor
-- TODO move to modlib.bit eventually
local bit_xor = bit.xor or function(a, b)
local bit_xor = bit and bit.xor or function(a, b)
local res = 0
local bit = 1
for _ = 1, 32 do