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-rw-r--r--sys/alpha/include/signal.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/alpha/include/signal.h b/sys/alpha/include/signal.h
index 2e018642ff9a..02a4bfd2e56c 100644
--- a/sys/alpha/include/signal.h
+++ b/sys/alpha/include/signal.h
@@ -36,6 +36,12 @@ typedef long sig_atomic_t;
#ifndef _ANSI_SOURCE
/*
+ * Minimum signal stack size. The current signal frame
+ * for Alpha is 808 bytes large.
+ */
+#define MINSIGSTKSZ (1024 * 4)
+
+/*
* Information pushed on stack when a signal is delivered.
* This is used by the kernel to restore state following
* execution of the signal handler. It is also made available