--- a/clish/shell/shell_execute.c
+++ b/clish/shell/shell_execute.c
-@@ -19,12 +19,14 @@
- #include <signal.h>
+@@ -20,7 +20,7 @@
#include <fcntl.h>
-+#if 0
/* Empty signal handler to ignore signal but don't use SIG_IGN. */
- static void sigignore(int signo)
+-static void sigignore(int signo)
++static void sigignore2(int signo)
{
signo = signo; /* Happy compiler */
return;
- }
-+#endif
-
- /*-------------------------------------------------------- */
- static int clish_shell_lock(const char *lock_path)
+@@ -361,7 +361,7 @@ int clish_shell_exec_action(clish_contex
+ */
+ sa.sa_flags = 0;
+ sigemptyset(&sa.sa_mask);
+- sa.sa_handler = sigignore; /* Empty signal handler */
++ sa.sa_handler = sigignore2; /* Empty signal handler */
+ sigaction(SIGINT, &sa, &old_sigint);
+ sigaction(SIGQUIT, &sa, &old_sigquit);
+ sigaction(SIGHUP, &sa, &old_sighup);