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- int ret;
- int stderr_bak = -1;
- int stderr_supress = -1;
- ret = open("/dev/null", O_WRONLY);
- if (ret >= 0) {
- stderr_supress = ret;
- fflush(stderr);
- stderr_bak = dup(STDERR_FILENO);
- dup2(stderr_supress, STDERR_FILENO);
- close(stderr_supress);
- }
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