sdl_setcursor(3) - Linux man page
Name
SDL_SetCursor - Set the currently active mouse cursor.Synopsis
#include "SDL.h"
void SDL_SetCursor(SDL_Cursor *cursor);
Description
Sets the currently active cursor to the specified one. If the cursor is currently visible, the change will be immediately represented on the display.
See Also
SDL_GetCursor, SDL_CreateCursor, SDL_ShowCursor