libSDL2-2_0-0
	provides "SDL2-<targettype> = <version>"
SDL2-devel
	provides "libSDL2-devel-<targettype> = <version>"
	obsoletes "libSDL2-devel-<targettype> < <version>"
	requires -libSDL2-<targettype>
	requires "libSDL2-2_0-0-<targettype> = <version>"