cygwin: accept SIGIOT as alias of SIGABRT
winsup/cygwin/ * include/cygwin/signal.h (SIGIOT): Define SIGIOT in terms of SIGABRT. * strsig.cc (struct sigdesc): Ditto. winsup/doc/ * utils.xml (kill): Document SIGIOT. Signed-off-by: Yaakov Selkowitz <yselkowi@redhat.com>
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@@ -358,6 +358,7 @@ struct sigaction
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#define SIGILL 4 /* illegal instruction (not reset when caught) */
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#define SIGTRAP 5 /* trace trap (not reset when caught) */
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#define SIGABRT 6 /* used by abort */
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#define SIGIOT SIGABRT /* synonym for SIGABRT on most systems */
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#define SIGEMT 7 /* EMT instruction */
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#define SIGFPE 8 /* floating point exception */
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#define SIGKILL 9 /* kill (cannot be caught or ignored) */
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