FindSDL_gfx

Added in version 3.25.

Locate SDL_gfx library

This module defines:

SDL::SDL_gfx, the name of the target to use with target_*() commands
SDL_GFX_LIBRARIES, the name of the library to link against
SDL_GFX_INCLUDE_DIRS, where to find the headers
SDL_GFX_FOUND, if false, do not try to link against
SDL_GFX_VERSION_STRING - human-readable string containing the
                           version of SDL_gfx

$SDLDIR is an environment variable that would correspond to the ./configure --prefix=$SDLDIR used in building SDL.