From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 14 Apr 2018 12:01:41 +0000 (+0300)
Subject: Improve type usage
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=f506acab628d313bb2e140ec936dc8970ba2f0d0;hp=f506acab628d313bb2e140ec936dc8970ba2f0d0;p=ttf2png.git

Improve type usage

Use unsigned for numbers for which negative values do not make sense.
Add a typedef for bool to better annotate the intended use of flag
variables.
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