BlitzNG/sdl.mod: SDL backend for BlitzMax #blitzmax

огледало од https://github.com/bmx-ng/sdl.mod.git

Ronny Otto 5a90ce9a74 Fix: Defer FBO-Deletion to main thread		пре 5 месеци
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glsdlmax2d.bmx	5a90ce9a74 Fix: Defer FBO-Deletion to main thread	пре 5 месеци