libport: Check for ENOTSUP being defined before using it.
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@ -43,7 +43,10 @@ int spawnvp(int mode, const char *cmdname, const char *const argv[])
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{
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execvp(cmdname, (char **)argv);
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/* if we get here it failed */
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if (errno != ENOTSUP) return -1; /* exec fails on MacOS if the process has multiple threads */
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#ifdef ENOTSUP
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if (errno != ENOTSUP) /* exec fails on MacOS if the process has multiple threads */
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#endif
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return -1;
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}
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dfl_act.sa_handler = SIG_DFL;
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