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-rw-r--r--thread_pthread.c2
1 files changed, 1 insertions, 1 deletions
@@ -305,7 +305,7 @@ event_name(rb_event_flag_t event)
static rb_serial_t current_fork_gen = 1; /* We can't use GET_VM()->fork_gen */
-#if defined(SIGVTALRM) && !defined(__CYGWIN__) && !defined(__EMSCRIPTEN__)
# define USE_UBF_LIST 1
#endif