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-rw-r--r--lib/util/signal.m41
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/util/signal.m4 b/lib/util/signal.m4
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index 0000000000..c6d7f72f68
--- /dev/null
+++ b/lib/util/signal.m4
@@ -0,0 +1 @@
+AC_CHECK_FUNCS(sigprocmask sigblock sigaction)