### - u -

- SDL_UnloadObject : SDL_dynapi_procs.h
- SDL_UnlockAudio : SDL_dynapi_procs.h
- SDL_UnlockMutex : SDL_dynapi_procs.h
- SDL_UnlockTexture : SDL_dynapi_procs.h
- SDL_UpdateWindowSurface : SDL_dynapi_procs.h
- SDL_UpdateYUVTexture : SDL_dynapi_procs.h
- SDL_updating_joystick : SDL_joystick.c
- SDL_UpperBlit : SDL_dynapi_procs.h
- SDL_userevents : SDL_events.c
- u1 : SDL_glfuncs.h
- u2 : SDL_glfuncs.h
- UIKIT_bootstrap : SDL_sysvideo.h
- un : SDL_glfuncs.h
- unicharToAndroidKeyInfoTable : keyinfotable.h
- unicharToUIKeyInfoTable : keyinfotable.h
- unifontGlyph : testime.c
- unifontTexture : testime.c
- unifontTextureLoaded : testime.c
- uorder : SDL_glfuncs.h
- use_target : testviewport.c
- ustride : SDL_glfuncs.h