remove any thread-safe stuff I introduced since it's not needed as unC0Rr pointed out it's not needed, we are single-threaded (thanks :D) from what I understood this time, Qt is clever enough to sequentialize all events and child destructions instead of spawning threads also some docs/comments

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#! /usr/bin/sed -nf

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s/^#define  *FREETYPE_MAJOR  *\([^ ][^ ]*\).*$/freetype_major="\1" ;/p

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s/^#define  *FREETYPE_MINOR  *\([^ ][^ ]*\).*$/freetype_minor=".\1" ;/p

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s/^#define  *FREETYPE_PATCH  *\([^ ][^ ]*\).*$/freetype_patch=".\1" ;/p