171   int ret = -1;  in optc_to_fileno()  local
176       ret = STDERR_FILENO;  in optc_to_fileno()
179       ret = STDIN_FILENO;  in optc_to_fileno()
182       ret = STDOUT_FILENO;  in optc_to_fileno()
186   return ret;  in optc_to_fileno()
192   int ret;  in set_LD_PRELOAD()  local
235       ret = asprintf (&libstdbuf, "%s/%s", *path, LIB_NAME);  in set_LD_PRELOAD()
236       if (ret < 0)  in set_LD_PRELOAD()
250     ret = asprintf (&LD_PRELOAD, "%s=%s:%s", preload_env, old_libs, libstdbuf);  in set_LD_PRELOAD()
252     ret = asprintf (&LD_PRELOAD, "%s=%s", preload_env, libstdbuf);  in set_LD_PRELOAD()
254   if (ret < 0)  in set_LD_PRELOAD()
259   ret = putenv (LD_PRELOAD);  in set_LD_PRELOAD()
261   if (ret == 0)  in set_LD_PRELOAD()
262     ret = setenv ("DYLD_FORCE_FLAT_NAMESPACE", "y", 1);  in set_LD_PRELOAD()
265   if (ret != 0)  in set_LD_PRELOAD()
284           int ret;  in set_libstdbuf_options()  local
287             ret = asprintf (&var, "%s%c=L", "_STDBUF_",  in set_libstdbuf_options()
290             ret = asprintf (&var, "%s%c=%zu", "_STDBUF_",  in set_libstdbuf_options()
293           if (ret < 0)  in set_libstdbuf_options()