1 files changed, 13 insertions, 0 deletions
diff --git a/src/sysdeps/trysignalfd.c b/src/sysdeps/trysignalfd.c
new file mode 100644
index 0000000..1f06933
--- /dev/null
+++ b/src/sysdeps/trysignalfd.c
@@ -0,0 +1,13 @@
+/* ISC license. */
+
+#include <sys/types.h>
+#include <signal.h>
+#include <sys/signalfd.h>
+
+int main (void)
+{
+  sigset_t foo ;
+  sigemptyset(&foo) ;
+  if (signalfd(-1, &foo, SFD_NONBLOCK) < 0) return 1 ;
+  return 0 ;
+}