From a60c64d6c708f744fcea9ba8f1a948a3025cf1df Mon Sep 17 00:00:00 2001
From: Stephen Heumann <heumann1@illinois.edu>
Date: Tue, 4 Nov 2014 15:41:05 -0600
Subject: [PATCH] Replace call to sigsuspend() (not in GNO) with sigpause().

---
 shell/hush.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/shell/hush.c b/shell/hush.c
index 30c119447..b6a376da0 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -9264,7 +9264,12 @@ static int FAST_FUNC builtin_wait(char **argv)
 			//sig = sigwaitinfo(&allsigs, NULL);
 			/* It is vitally important for sigsuspend that SIGCHLD has non-DFL handler! */
 			/* Note: sigsuspend invokes signal handler */
+#ifndef __GNO__
 			sigsuspend(&oldset);
+#else
+			// Relies on sigset_t being a mask in suitable format for sigpause
+			sigpause(oldset);
+#endif
  restore:
 			sigprocmask(SIG_SETMASK, &oldset, NULL);