Procs

proc setError*(fmt: cstring): cint {.varargs, cdecl, importc: "SDL_SetError",
                                 dynlib: SDL2_LIB.}

setError() unconditionally returns -1.

proc getError*(): cstring {.cdecl, importc: "SDL_GetError", dynlib: SDL2_LIB.}

proc clearError*() {.cdecl, importc: "SDL_ClearError", dynlib: SDL2_LIB.}