llrender does not need a dependency on sdl. There was some comment out code which

suggests it was needed long ago.

indra/llrender/CMakeLists.txt

@@ -100,7 +100,6 @@ target_link_libraries(llrender
         llfilesystem
         llxml
         llwindow
-        ll::sdl
         ll::freetype
         OpenGL::GL
         OpenGL::GLU

indra/llrender/llfontregistry.cpp

@@ -239,7 +239,7 @@ std::string currentOsName()
 	return "Windows";
 #elif LL_DARWIN
 	return "Mac";
-#elif LL_SDL || LL_MESA_HEADLESS
+#elif LL_LINUX
 	return "Linux";
 #else
 	return "";

indra/llrender/llglheaders.h

@@ -59,11 +59,6 @@
 # include "GL/glh_extensions.h"
 # undef __APPLE__
 
-/* Although SDL very likely ends up calling glXGetProcAddress() itself,
-   if we use SDL_GL_GetProcAddress() then we get bogus addresses back on
-   some systems.  Weird. */
-/*# include "SDL/SDL.h"
-  # define GLH_EXT_GET_PROC_ADDRESS(p) SDL_GL_GetProcAddress(p) */
 #define GLX_GLXEXT_PROTOTYPES 1
 # include "GL/glx.h"
 # include "GL/glxext.h"