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-rw-r--r--include/ruby/internal/intern/signal.h6
1 files changed, 0 insertions, 6 deletions
diff --git a/include/ruby/internal/intern/signal.h b/include/ruby/internal/intern/signal.h
index 84f7558404..e5b6d6c3d5 100644
--- a/include/ruby/internal/intern/signal.h
+++ b/include/ruby/internal/intern/signal.h
@@ -113,12 +113,6 @@ RBIMPL_ATTR_NONNULL(())
*/
VALUE rb_f_kill(int argc, const VALUE *argv);
-/* This must be private, @shyouhei guesses. */
-#ifdef POSIX_SIGNAL
-#define posix_signal ruby_posix_signal
-void (*posix_signal(int, void (*)(int)))(int);
-#endif
-
RBIMPL_ATTR_PURE()
/**
* Queries the name of the signal. It returns for instance `"KILL"` for