Drop support for BeOS

* beos: Drop support for BeOS now that Haiku is stable.
  [Fix GH-1112]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52731 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 4 deletions

diff --git a/signal.c b/signal.c
index 703a7785c4..49b547ae4f 100644
--- a/signal.c
+++ b/signal.c
@@ -69,10 +69,6 @@ ruby_atomic_compare_and_swap(rb_atomic_t *ptr, rb_atomic_t cmp,
 }
 #endif
 
-#if defined(__BEOS__)
-#undef SIGBUS
-#endif
-
 #ifndef NSIG
 # define NSIG (_SIGMAX + 1)      /* For QNX */
 #endif