jehanne: don't configure realtime signals if not defined
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@ -249,6 +249,9 @@ initialize_newlib(void)
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#ifdef SIGUNUSED
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libposix_define_signal(PosixSIGUNUSED, SIGUNUSED);
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#endif
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#if defined(SIGRTMIN) && defined(SIGRTMAX)
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libposix_define_realtime_signals(SIGRTMIN, SIGRTMAX);
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#endif
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/* error numbers */
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libposix_define_errno(PosixE2BIG, E2BIG);
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